Homework Help: High School

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Introduction to Business Environment
1. An entrepreneur is an individual who has worked for a nonprofit organization for his entire career. (Points : 1) True False 2. In analyzing factors of production that make a country "rich," it has been observed that some relatively poor countries often have plenty...
Sunday, March 10, 2013 at 4:47am

english
This technology allows the online learner to connect to the online school in order to access the courses. A. Multimedia B. Internet C. Operating system D. Browser is it B
Saturday, March 9, 2013 at 9:01pm

English
A key to the student’s ability to apply strategies so that school requirements, assignments, and exams are met in a timely fashion is: A. critical thinking. B. time management. C. self-motivation. D. communication. is it A
Saturday, March 9, 2013 at 8:55pm

geometry
A right pentagonal prism is 10 cm high. If the area of each pentagonal base is 32 cm squared and the perimeter is 20 cm, what are the lateral and total surface areas of the prism? I tried doing this using the formula shown in my book, but it came out wrong. the formula I was ...
Saturday, March 9, 2013 at 8:16pm

ENGLISH/MATH/SCIENCE HELP!
Is there any websites for teens to read short stories (or long), then you answer ONLY multiple choice questions, grade you, and to have a profile or something to see all of your grades if your making progress each time (to see if your improving). I want to improve my reading ...
Saturday, March 9, 2013 at 12:22pm

edu
Which of these scenarios best describes a nuclear family? A) Jeremiah is growing up within a cluster of adults and children who maintain their own living quarters but come together for work and meals. Child-rearing is a shared responsibility. B) The Farrish family is comprised...
Saturday, March 9, 2013 at 12:07pm

Lang. Arts
4. Identify the appositive phrase in the following sentence. Mrs. Talavera, an eighth grade teacher at Rosewood Middle School, led the community meeting about childhood obesity. A.Mrs. Talavera B.an eighth grade teacher at Rosewood Middle School C.led the community meeting D....
Saturday, March 9, 2013 at 10:48am

Lang. Arts
What evidence from the article best supports the article’s main idea: that middle school students should concentrate on a few good relationships and not worry about being popular? A>“[You] need to see that liking [yourself] is more important than being part of the...
Saturday, March 9, 2013 at 10:44am

Lang. Arts
In this article, many kids are quoted on their opinions about popularity. They talk about what in-crowds are like. One middle school student admits, “Lately, I have been feeling so unhip.” Which of the following is a direct quotation? A.“many middle school kids ...
Saturday, March 9, 2013 at 10:03am

Lang. Arts
Which sentence contains a prepositional phrase? A.The grasshopper jumped high. B.The criminal held up the gas station. C.The store is closed. D.Mikie drove to the store. I think it is A?
Saturday, March 9, 2013 at 9:25am

lang. Arts
Which sentence contains a prepositional phrase? A.The grasshopper jumped high. B.The criminal held up the gas station. C.The store is closed. D.Mikie drove to the store. Is it B?
Saturday, March 9, 2013 at 12:41am

Teacher Aide
Which of the following factors contributes to the importance of teacher aides in schools today? a A decrease in the population b The decline of women in the workforce c The financial crisis in the school d Reduced teacher salaries
Saturday, March 9, 2013 at 12:09am

Teacher Aide
A common characteristics of regional educational agencies is that they a don't hire aides b provide many services that individual school districts couldn't afford c serve all of the school districts in a state d are located in Eastern states
Saturday, March 9, 2013 at 12:05am

Teacher Aide
Which statementis true regarding the structure of the school system in the U.S. a its centralized under the Dept of Education b It's decentralized c It's controlled by the teacher's and their unions d It's managed by the state
Saturday, March 9, 2013 at 12:00am

statistics(HELP)ASAP
an art school knows that in general they go through 38 colored pencils per week. they have asked their students to hold their pencils differently over the past 10 weeks and wonder whether this has made a significant difference in the number of penccils they go through. dat aon...
Friday, March 8, 2013 at 11:34pm

Math for Ms. Sue please last questions
2. In a school of 464 students, 89 students are in the band, 215 students are on sports teams, and 31 students participate in both activities. How many students are involved in neither band nor sports? (1 point) 160 students 191 students 249 students 433 students 3. In a ...
Friday, March 8, 2013 at 8:24pm

Math
There are a total of 103 foreign language students in a high school where they offer Spanish, French, and German. There are 19 students who take at least 2 languages at once. If there are 38 Spanish students, 38 French students, and 46 German students, how many students take ...
Friday, March 8, 2013 at 5:18pm

Finance
You decide to sell short 100 shares of Charlotte Farms when it is selling at its yearly high of $56. Your broker tells you that your margin requirement is 45% and that the commission on the purchase is $155. While you are short the stock, Charlotte pays a $2.50 per share ...
Friday, March 8, 2013 at 2:45pm

Calculus
a grapefruit is tossed straight up with an initial velocity of 50 ft/sec. the grapefruit is 5ft above ground when released. how high does it go before returning to the ground equation? Equation of height in terms of time y= -16t^2+50t+5
Friday, March 8, 2013 at 2:52am

English
Write ten sentences about different people places or things. Begin each sentence with a compound subject. Make sure the compound subject and the verb agree. 1.My friend and I go to the park on the weekend. 2.Lance and Darren don't want to go to the party. 3.Hot Topic and ...
Thursday, March 7, 2013 at 9:42pm

English
1.Rob or Fred ____ basketball after school. (plays play) plays 2.The teacher or the students ____ the display to visitors. (explain explains) explain 3.Neither Grace nor Kirk ___ the name. (remember remembers) remember 4.A laboratory and an office ____ on the first floor. (is ...
Thursday, March 7, 2013 at 9:39pm

Physics
A ball of mass 0.3 kg, initially at rest, is projected from ground level toward a wall that is 27.0 m away. The ball's velocity the moment it is projected is 75.0 m/s at 60° relative to the horizontal, and the wall is 11.0 m high. During its flight, the ball impacts ...
Thursday, March 7, 2013 at 7:15pm

Algebra 1
A ball is thrown upward with an initial velocity of 35 meters per second from a cliff that is 80 meters high. The height of the ball is given by the quadratic equation h = -49t^2 + 35t + 140 where h is in meters and t is the time in seconds since the ball was thrown. Find the ...
Thursday, March 7, 2013 at 7:13pm

math
suppose you won a contest at the start of 5th grade that deposited $3000 in an account that pays 5% annual interest compounded continuously. how much will you have in the account when you enter high school 4 years later? round to nearest dollar how much will be in the account ...
Thursday, March 7, 2013 at 6:30pm

math
A ball is thrown upward with an initial velocity of 35 meters per second from a cliff that is 80 meters high. The height of the ball is given by the quadratic equation h = -49t^2 + 35t + 140 where h is in meters and t is the time in seconds since the ball was thrown. Find the ...
Thursday, March 7, 2013 at 6:23pm

Physics-VASTS
The Mass Budget: Mars Reconnaissance Orbiter Repair Mission Operational Concept Math Problem: The Mars Reconnaissance Orbiter (MRO) has encountered a failure in its High Resolution Imaging Science Experiment (HiRISE) camera. Mission Case: As the HiRISE camera contains the ...
Thursday, March 7, 2013 at 4:29pm

Algebra
Remember to show all of the steps that you use to solve the problem. Use the comments field to explain your work. A survey about the student government program at a school finds the following results: 190 students like the program 135 students think the program is unnecessary ...
Thursday, March 7, 2013 at 12:00pm

Exam: 986109RR - CHOOSING YOUR BUSINESS
1. The servers at Gerry Frasier's busy ice cream shop decided that putting more ice cream in the sundaes and cones would bring back more customers. After three months, Gerry was surprised to discover that his profit had A. increased, although sales had dropped. B. ...
Thursday, March 7, 2013 at 5:00am

english
According to Jean Piaget, in what is all learning based? A. Sensorimotor learning B. Preoperational learning C. Concrete operational learning D. Formal operational learning 2. Which of the following questions is a thinker/doer most likely to ask? A. Why? B. What? C. How? D. ...
Wednesday, March 6, 2013 at 9:21pm

English
Correct the word in () in each sentence below so that the subject and verb are in agreement 1.We (sees) the Golden Gate Bridge. see 2.(Bird) fly south for the winter. Birds 3.The bed (sit) below the window. sits 4.(They) adds the numbers on a calculator. She 6.I (enters) from ...
Wednesday, March 6, 2013 at 7:14pm

English
Circle the words in () below that makes the subject and verb of the sentence agree 1.The cake (mix mixes) looks too thing mix 2.Your dog (bark barks) at night barks 3.Milt(like likes) the high jump likes 4.Our (forest forests) provide a home for many creatures forests 5....
Wednesday, March 6, 2013 at 7:12pm

Physics
You are standing on top of a building that is 75-m high and you throw a 4-kg stone horizontally at a speed of 6.6-m/s. How far from the base of the building will the stone land? (the ground is flat)
Wednesday, March 6, 2013 at 7:11pm

INTRODUCTION TO CATERING
3. What's the main advantage of establishing per-item prices on an order and pricing form? A. Clients are informed in advance that high-cost items should be excluded. B. You can reduce the cost of materials and labor. C. Clients have a way to tailor a catered event to ...
Wednesday, March 6, 2013 at 6:24pm

math
Tameeka is in charge of designing a school pennant for spirit week. She wants the base to be 3 1/2 feet and the height to be 6 1/2 feet. She has 20 square feet of paper available. Does she have enough paper? Explain. PLEASE HELP!!!!!!
Wednesday, March 6, 2013 at 5:39pm

math
The high temperature in a city one day was 2,6 degrees Celsius. The low temperature was -2.8 degrees celsius. What was the temperature range in the city that day? show your work.
Wednesday, March 6, 2013 at 4:07pm

English
Request for feedback on CAUSE essay. Please give input on below essay: “I ran three miles, staggered into the lobby, and took the elevator to my apartment, no use overdoing this exercise junk.” Janet Evonovich About 40% of Americans report that they never exercise, ...
Wednesday, March 6, 2013 at 3:29pm

Maphokwane high school
What according to the basic condition of employment act applies with regard to the contravention that you've identified?
Wednesday, March 6, 2013 at 2:32pm

cultural diversity
Linda Arriaga teaches at The Young Wonders Preschool. Which one of the following elements is likely to play the most prominent role in the school's child-centered philosophy and mission statement? A. Collaboration between teachers/staff and families B. Family participation...
Tuesday, March 5, 2013 at 3:08pm

Physics
High-speed stroboscopic photographs show that the head of a 197 g golf club is traveling at 36.8 m/s just before it strikes a 45.9 g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 25.9 m/s. Find the speed of the golf ball ...
Tuesday, March 5, 2013 at 2:00pm

Algebra
In a recent school board election, the two candidates for president received 2590 votes. The loser received 1302 fewer votes than the winner. How many votes did the winner receive?
Tuesday, March 5, 2013 at 12:34pm

PHYSICS
explorers in the jungle find an ancient monument in the shape of a large isosceles triangle. the monument is made from tens of thousands of small stone blocks of density 3 800 kg/m^3. the monument is 15.7 m high and 64.8 m wide as its base and is everywhere 3.6m thick from ...
Tuesday, March 5, 2013 at 9:15am

Pre-Algebra
Grade 7 students were surveyed to determine how many hours per day they spent on various activities. Eating is 8%, homework is 8%, sleeping is 33%, TV is 13%, socializing 13%, and school is 25%. About how many hours per day altogether were spent on watching TV and homework?
Tuesday, March 5, 2013 at 8:51am

Us history help please
Can someone check my work please? 1. In general, what happened to the price of sugar and rum between April and September 1777? The prices went up extremely high and that's what begin of the Boston tea party incident. 2.Why was this happening? Because they didnt have much ...
Tuesday, March 5, 2013 at 7:37am

algebra
A ball is thrown upward with an initial velocity of 14 meters per second from a cliff that is high. The height of the ball is given by the quadratic equation H = 49t^2 + 14t +60 where h is in meters and t is the time in seconds since the ball was thrown. Find the time that the...
Monday, March 4, 2013 at 8:00pm

Algebra
A ball is thrown upward with an initial velocity of 14 meters per second from a cliff that is high. The height of the ball is given by the quadratic equation where h is in meters and t is the time in seconds since the ball was thrown. Find the time that the ball will be 30 ...
Monday, March 4, 2013 at 7:52pm

collegemath
How high is a wall that cast A 7ft shadow at the same time a 5ft flag pole casts a 5ft shadow
Monday, March 4, 2013 at 3:47pm

English
The assignment is to write a CAUSE paper on an addiction. There is to be three topic sentences with support, a thesis, an introduction and a conclusion. I obviously have left of my sources, and need to insert them. I would really appreciate some feedback and some help ...
Monday, March 4, 2013 at 2:22pm

math
how meany days are left in school 12:40pm 3/4/2013
Monday, March 4, 2013 at 12:40pm

math
how munch sand in cubic feet for a sandbox 6 inches high 3 feet wide 3 feet long
Monday, March 4, 2013 at 6:47am

statistics
In order to plan for parking and transportation needs at a college, administrators asked students how they got to school. Some came by bus, some came by car and the others used “personal “ transportation – bikes, skateboards, or walked. The following table ...
Sunday, March 3, 2013 at 7:18pm

Anatomy and Physiology II
A 45 year-old female has thyroid disease. Because specific prosperities of the thyroid gland classify it as an endocrine organ, you conclude that this disease is an endocrine disease. Which answer below best describes the properties that classify the thyroid as an endocrine ...
Sunday, March 3, 2013 at 6:42pm

Geometry
The base of a right prism 50 inches high is a rhombus, with diagonals 30 and 16 inches. Find the total surface area of the prism.
Sunday, March 3, 2013 at 6:06pm

Chemistry
Can someone check my answers please? I had specific trouble with 7, 13, and 27 (I'm pretty sure my other answers are correct; some reassurance would be nice though). And I have a small question about 8. 1. The ΔHf of an element in its standard state is defined to be 0...
Sunday, March 3, 2013 at 6:05pm

Physics
A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 3.14 x 10-6 W/m2 at a distance of 121 m from the explosion. Find the distance (in m) from the source at which the intensity is 1.80 x 10-6...
Sunday, March 3, 2013 at 3:11pm

Physics
In a room that is 2.69 m high, a spring (unstrained length = 0.28 m) hangs from the ceiling. A board whose length is 2.22 m is attached to the free end of the spring. The board hangs straight down, so that its 2.22-m length is perpendicular to the floor. The weight of the ...
Sunday, March 3, 2013 at 2:50pm

Math
elaine is stocking a new box that is 24 inches long, 12 inches wide, and 10 inches high. Make a recommendation to elaine regarding a price for this box size. remember that her box supplier charges her 1/2 cent per square inch of surface area for each box explain your answer? I...
Sunday, March 3, 2013 at 2:17pm

math
A flagpole and a building stands on the same horizontal level.From the point P at the bottom of the building.the angle of elevation of the top T of the flagpole is 65 degrees from the top Q of the building the angle of elevation of the point T is 25 degrees.If the building is ...
Sunday, March 3, 2013 at 1:55pm

english
Correct the following sentences for subject verb agreement , tenses and fragments 1.my car is very playful 2. When he thought he could afford to pay his own school fees 3.these are great news indeed , I can't believe I made it 4.when I was young , I use to love playing ...
Sunday, March 3, 2013 at 1:47pm

sciences
how high will a body rise that is projected vertically upward with a speed of 100 ft/s how long will it will take a body to reach its maximum height?
Sunday, March 3, 2013 at 7:50am

Science
3. Which of the following conditions would likely cause the activation energy to be high? A.atoms are close together B.the temperature is hot C.atoms are not close together * D.a catalyst is present 4. Which of the following materials will burn the fastest in open air? A.a log...
Sunday, March 3, 2013 at 12:30am

Physics
Roughly how high could a 340 K copper ball lift itself if it could transform all of its thermal energy into work? Assume specific heat for copper equal to 386 J/kg·K.
Sunday, March 3, 2013 at 12:14am

holy school
H2 S + HNO3 --------> NO + H2 O + S 150 g of hydrogen sulfide are dissolved in 3500 mL of water. a. What is the molarity of the hydrogen sulfide solution? b. How many grams of sulfur can be produced from 50 mL of this solution? c. 22.4 L of nitrogen monoxide gas are ...
Sunday, March 3, 2013 at 12:02am

holy school
CaCO3 + H2 SO4 ------> CaSO4 + CO2 + H2 O 200 g of calcium carbonate are added to 4 L of water. a. What is the molarity of the calcium carbonate solution? b. How many moles of hydrogen sulfate would be needed to react with a 25 mL sample of the calcium carbonate solution? c...
Sunday, March 3, 2013 at 12:00am

Grammar.....
Is the sentence correct? When I checked the school website it says that there is no school on Friday.
Saturday, March 2, 2013 at 6:30pm

Chemistry
I was given extra credit to find who Le Châtelier's High School Principal was. Not his PrincipLE, but his PrincipAL. My chemistry teacher told us only one student of his out of all these years came with the answer. Think outside of the box. Thanks.
Saturday, March 2, 2013 at 3:23pm

Health
What is the Affordable Care Act? A. A program that allows people who are at lower risk for chronic diseases to gain free memberships to gyms and fitness facilities. B. A program that covers diet counseling for people who are at lower risk for chronic diseases like diabetes and...
Saturday, March 2, 2013 at 12:37am

Math 8 - HELP!!!!!!!
If there was 180 days of school and you have Health on A days and Gym on B days. How many days will you have health? please help!
Friday, March 1, 2013 at 2:35pm

IB Chemistry
Which statements are correct for an endothermic reaction? I. The system absorbs heat. II. The enthalpy change is positive. III. The bond enthalpy total for the reactants is greater than for the products. A. I and II only B. I and III only C. II and III only D. I, II and III ...
Thursday, February 28, 2013 at 11:57pm

Math
How high is a wall that casts a 10ft shadow @ the same time that a 6ft flag pole casts a 6ft shadow
Thursday, February 28, 2013 at 11:46pm

NJHS Letter Check (plz read it's really important)
I'm writing a letter to the adviser of the NJHS in my school. Please read to see if it's good. If your confused about my post, just read the letter and you'll understand why I'm writing a letter to the adviser and why I post this post. Dear Ms. L, I'd been ...
Thursday, February 28, 2013 at 5:43pm

social studies
1. Which of the following helped to increase the populations of northeastern cities? (1 point) more diversity successful cotton crops growth of factories and trade building of the Erie Canal 2. A boundary was set between Canada and the United States as a result of (1 point) ...
Thursday, February 28, 2013 at 4:23pm

Calculus
Water is being poured into an inverted cone(vertex down) of radius 4 in and height 10 in at a rate of 3 in^3/sec. Find the rate at which the height of the water is increasing when the water is 5 in high.
Thursday, February 28, 2013 at 12:00pm

physics
a soccer player kicks a rock horizontally off a 40.0-m-high cliff into a pool of water. if the player hears the sound of the splash 3.00 s later, what was the initial speed given to the rock? assume the speed of sound in air to be 343m/s.
Thursday, February 28, 2013 at 1:45am

math 5
During an art context at your school, you and a classmate each won blue ribbons for 1/3 of the pieces you entered in the contest. You won 2 blue ribbons and your classmate won 3 blue ribbons. Explain how this could be
Wednesday, February 27, 2013 at 11:34pm

biology
The frequency of the sickle cell disease in parts of Central Africa is as high as 10 percent compared to a frequency of .5 percent in the US. Use the percentages for the Central Africa population and the US population to calculate the frequency of the heterozygous and ...
Wednesday, February 27, 2013 at 8:22pm

Math 8 - Qs. Check
Ratio, Proportions, and Similarity Similar Figures The White House, built 1792, is the oldest federal building in Washington, D.C. The building has undergone extensive remodeling over the years. The main building is four stories high and is about 170 ft long by 85 ft wide. If ...
Wednesday, February 27, 2013 at 7:37pm

Reading
Is these answers correct? devoid infuriate jeopardize smug implore intimidate sibling sneer introvert vivacious 1-2. The people I love best can __me the most. No one can make me as angry as my parents and__s can. I guess close relationships are conducive to strong feelings, ...
Wednesday, February 27, 2013 at 4:37pm

maths-coordinate geo
The coordinates of the houses of A and B are (7, 3) and (4, -3) whereas the coordinates of their school is (2, 2). If both leaves their houses at the same time in the morning and also reaches school on time then who travel faster?
Wednesday, February 27, 2013 at 1:08pm

Physic
A ball is thrown horizontally from a cliff at a speed of 15 m/s and strikes the ground 45 meters from the base of the cliff. How high was the cliff (rounded to the nearest meter)
Wednesday, February 27, 2013 at 12:31pm

economics
šPlease explain these question in words! š How will demand and supply curve shift? 1. Labor market for math and science teachers when wages available in private industries utilizing these skills rise. 2. Labor market for university professors when college...
Wednesday, February 27, 2013 at 1:28am

math
Gravel is being dumped from a conveyor belt at a rate of 40 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 22 feet high? Here are ...
Wednesday, February 27, 2013 at 12:18am

physics
A 200 gram ball gets dropped from a roof at 15 meters high. A boy on the ground catches it. If 10 percent is translated to internal energy, then what was the increase of internal energy? Is it safe to be playing ball from the roof top?
Tuesday, February 26, 2013 at 10:53pm

geometry
A radio tower casts a shadow 170 feet long. The angle of elevation of the sun is 43 degrees. How high is the tower? Round to hundredths.
Tuesday, February 26, 2013 at 10:25pm

English
Word box: alias amble burly distort dogged dumbfounded extinct fossil grit inevitable ingrained meteoric parody prevail rend replenish rummage skimp sleuth vandalism 1.There is an old saying that nothing is really ____ except death and taxes inevitable 6.If you truly want to ...
Tuesday, February 26, 2013 at 10:04pm

physical
A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic energy does the 7.2-kg dog need to jump this high? (The acceleration due to gravity is 9.8 m/s².)
Tuesday, February 26, 2013 at 7:01pm

geometry
what is the perimeter of a pool 7ft wide 10ft long 4ft high? Is it 34ft squared?
Tuesday, February 26, 2013 at 2:46pm

physics
A shot-‐putter releases the 16 lbs. shot at an angle of 41 degrees. If the shot travels a horizontal distance f 34 m to reach its peak at midflight, how high did the shot go and what is the displacement of the resulting vector at midflight?
Monday, February 25, 2013 at 9:57pm

port charlotte high
2Nacl +2HCL = 2NaCl + H2 what mass of sodium is required to react with 8.45g of HCl
Monday, February 25, 2013 at 5:22pm

maths
find the number of bricks, each measuring 25 cm x 16 cm x 10 cm required to construct a wall 24 m long, 6 m high and 0.4 m thick. the mortar occupies (1/10)th of the volume of the wall
Monday, February 25, 2013 at 4:54pm

Algebra II
A rock is thrown upward with a velocity of 28 meters per second from the top of a 36 meter high cliff, and it misses the cliff on the way back down. When will the rock be 9 meters from the water below. Round to two decimal places.
Monday, February 25, 2013 at 4:30pm

math
Myra's bulletin board has a width of 60 inches. When she originally decorated it she needed 192 inches of border material. How many inches high is the bulletin board?
Monday, February 25, 2013 at 4:10pm

finance
You have chosen biology as your college major because you would like to be a medical doctor. However, you find that the probability of being accepted to medical school is about 6 percent. If you are accepted to medical school, then your starting salary when you graduate will ...
Monday, February 25, 2013 at 3:55pm

Physics
At a low point of its swing, a pendulum bob with a mass of 0.20kg has a velocity of 4.0m/s. (a) What is its kinetic energy? (b) How high will the bob swing above the low point before reversing direction?
Monday, February 25, 2013 at 1:35pm

Staistics
Problem 3 John Tukey, the mathematician who came up with the idea of the stem and leaf plot, developed several other methods that were brilliant combinations of simplicity and effectiveness. One such is the box plot, also known as a box and whisker plot. It is, not ...
Monday, February 25, 2013 at 3:31am

Staistcs
Problem 4 Refer again to the distribution table in Problem 3. : 3.0 points Each part is worth 1 point. a) In the United States, high school diplomas are awarded after 12 years of schooling. Which interval contains the adults who had completed 12 years of school and did not ...
Monday, February 25, 2013 at 3:29am

Math Helppp
The College Board, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 550 and a standard deviation of 100. these scores are close to being normally distributed. what percentage of the scores can be expected to ...
Sunday, February 24, 2013 at 9:28pm

Physics
A bungee jumper with mass 69.7 kg jumps from a high bridge. After reaching his lowest point, he oscillates up and down, hitting a low point eight more times in 39.0 s. He finally comes to rest 25.0 m below the level of the bridge. Calculate the spring constant of the bungee ...
Sunday, February 24, 2013 at 4:09pm

Art History
What may have been one cause for the relative lack of artistic production in Florence during the High Renaissance (after the death of Lorenzo), and the relative increased artistic production in Rome during this period?
Sunday, February 24, 2013 at 2:40pm

Gen Math
A school dance has 228 students. There are 63 fewer girls than twice as many boys. How many boys and girls attended the dance?
Sunday, February 24, 2013 at 2:02pm

Algebra II
A rock is thrown upward with a velocity of 19 meters per second from the top of a 21 meter high cliff and it misses the cliff on the way back down. When will the rock be 11 meters from the water below?
Sunday, February 24, 2013 at 12:23pm

Math Helpppp
The College Board, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 550 and a standard deviation of 100. these scores are close to being normally distributed. what percentage of the scores can be expected to ...
Saturday, February 23, 2013 at 8:33pm

physics homework
You throw a 20 N rock into the air from ground level and observe that when it is 1 5.0 M high, it is traveling upward at 25.0 m/s. Use the work energy principle to find (a) the rock’s speed just as it left the ground and (b) the maximum height the rock will reach.
Saturday, February 23, 2013 at 8:16pm

Science
What did Oprah Winfrey do for 152 exceptional girls in South Africa? Select one: a. She gave each of them college scholarships. b. She helped them attend school in the United States. c. She invited them to attend her new school. d. She convinced them to leave South Africa. ...
Saturday, February 23, 2013 at 7:14pm

resume
I am not a english speaker!!!!!!!! i am writing a resume is this statement correct: I am introducing my work: Student focus teaching professional with instructional experience and multicultural knowledge. Currently one of three teachers at Grovetown High School, Grovetown, ...
Saturday, February 23, 2013 at 12:49pm

Geometry
Mike and Lani stand 21.2 meters apart. From Mike’s position, the angle of elevation to the top of the Eiffel Tower is 40°. From Lani’s position, the angle of elevation to the top of the Eiffel Tower is 38.5°. How many meters high is the Eiffel Tower? Round to...
Saturday, February 23, 2013 at 10:24am

math
several freshmen tried out for the school track team. after round 1, 1/2 of the freshmen were eliminated. After round 2, 1/3 of those remaining were eliminated. After round 3, 1/4 of those remaining were eliminated. After round 4, 1/5 of those remaining were eliminated. After ...
Friday, February 22, 2013 at 1:03pm

math
In a certain high school class, consisting of 60 girls and 40 boys, it is observed that 24 girls and 16 boys wear eye glasses, if a student is picked at random from this class. What is the probability that student picked at random is a boy, what is the probability that a ...
Friday, February 22, 2013 at 12:35pm

calculus
A circular swimming pool has a diameter of 14 m, the sides are 4 m high, and the depth of the water is 3.5 m. (The acceleration due to gravity is 9.8 and the density of water is 1000 .) How much work (in Joules) is required to: (a) pump all of the water over the side? (b) pump...
Friday, February 22, 2013 at 11:59am

English
Revise the following paragraph, improving it without changing its overall meaning. Pay particular attention to sentence structure. Ever been assigned to work on a group project for class! Many students dread group projects: because one student typically does most of the work. ...
Thursday, February 21, 2013 at 11:52pm

Composition
Revise the following paragraph, improving it without changing its overall meaning. Pay particular attention to sentence structure. Ever been assigned to work on a group project for class! Many students dread group projects: because one student typically does most of the work. ...
Thursday, February 21, 2013 at 11:15pm

math
Tamar is crating a veritcal bar graph to show how far each of her friends loves from school the data are in the table shown. Friend 1 2 3 4 5 6 7 8 9 10 Distance 7 8 9 9.5 6.5 16 7 7.5 8 10 from school (miles) What numbers are appropriate for Tamar to use to label the vertical...
Thursday, February 21, 2013 at 7:18pm

MATH
Tamar is crating a veritcal bar graph to show how far each of her friends loves from school the data are in the table shown. Friend 1 2 3 4 5 6 7 8 9 10 Distance 7 8 9 9.5 6.5 16 7 7.5 8 10 from school (miles) What numbers are appropriate for Tamar to use to label the vertical...
Thursday, February 21, 2013 at 7:10pm

Algebra
In a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 liked both pepperoni and banana peppers on their pizza. If 65 students were surveyed, how many students do not like banana...
Thursday, February 21, 2013 at 6:53pm

English
This is a chemistry lab report, but I was wondering if someone could edit the grammar and look at the sentence structure, etc. I know it's really long and boring, but even if you just look over a bit of it, I would really appreciate it. And I'm assuming you don't ...
Thursday, February 21, 2013 at 6:16pm

Math
A college student decides that school work limits him to a total of no more than ;36 hours per week at his two parttime&...
Thursday, February 21, 2013 at 3:55pm

Math
Members of a school boosters club want to sell at least 10 school jackets and at least 21 caps during a fundraiser to cover their regular&...
Thursday, February 21, 2013 at 3:54pm

maths-Surface aea
if the radii of the circular ends of a conical bucket in the shape of frustum of a cone which is 45cm high are 28cm and 7cm.find the capacity of the bucket in litres
Thursday, February 21, 2013 at 1:19pm

Math
A college freshman must take a science course, a humanities course, an elective course, and a mathematics course for the first term of the school year. If he or she may select any of the six science courses, any of the four humanities courses, any of the five elective courses...
Thursday, February 21, 2013 at 4:06am

chm
Which of the following facts is evidence for the existence of induced dipole-induced dipole interactions between molecules? Answer >>>Ions in water become surrounded by water molecules and this is what we observe as "dissolving." Water freezes into a solid ...
Wednesday, February 20, 2013 at 11:48pm

Chem Will somebody Please help me
The Lab experiment we did today was to analyze an antacid tablets to determine the actual content of NaHCO3. Suppose I dropped the tablets into the beaker and some of the reaction mixture splashed out. Would my final calculated mass of sodium bicarbonate in the tablet be ...
Wednesday, February 20, 2013 at 10:34pm

MATH!!
carl has a box with a length width and height of 12 inches. she needs a box that is 4 inches longer, not as high, yet still has exactly the same width and volume. what are the new dimensions? which box requires more material to construct? PLEASE HELP ME!! :(
Wednesday, February 20, 2013 at 9:59pm

algebra
carl has a box with a length width and height of 12 inches. she needs a box that is 4 inches longer, not as high, yet still has exactly the same width and volume. what are the new dimensions? which box requires more material to construct? PLEASE HELP ME!! :(
Wednesday, February 20, 2013 at 9:26pm

Physics
A diverging lens has a radius of curvature of 6 cm. A 2 cm high object is placed 5 cm in front of the lens. Find: Si , Di , and draw the situation.
Wednesday, February 20, 2013 at 9:21pm

math
carl has a box with a length width and height of 12 inches. she needs a box that is 4 inches longer, not as high, yet still has exactly the same width and volume. what are the new dimensions? which box requires more material to construct? PLEASE HELP ME!! :(
Wednesday, February 20, 2013 at 9:01pm

Data Mangement- Math
The diagram represents the computer network between the department offices in a high school. The network can send data from one computer to another using any number of intermediate connections, but the data can pass through each connection only once. How many routes are there ...
Wednesday, February 20, 2013 at 7:46pm

Data Mangement- Math
Nancy lives in a subdivision where the streets are laid out in a grid pattern. Her school is six blocks south and four blocks east of her home. How many different direct routes could she take when she bicycles to school if she always stops by her friend’s home, which is ...
Wednesday, February 20, 2013 at 7:41pm

chemistry
If the freezing point of the solution had been incorrectly read 0.3degrees C lower than the true freezing point, would the calculated molar mass of the solute be too high or too low? Explain.
Wednesday, February 20, 2013 at 5:14pm

Math
The school has raised $1,200 over the last 2 years. This year the school raised $200 more then last year. How much money did the school raise last year?
Wednesday, February 20, 2013 at 5:05pm

Algebra
In a school of 464 students, 89 students are in the band, 215 students are on sports teams, and 31 students participate in both activities. How many students are involved in neither band nor sports? A.160 students B.191 students C.249 students D.433 students I think it is A...?
Wednesday, February 20, 2013 at 4:39pm

Chemistry help
The Lab experiment we did today was to analyze an antacid tablets to determine the actual content of NaHCO3. Suppose I dropped the tablets into the beaker and some of the reaction mixture splashed out. Would my final calculated mass of sodium bicarbonate in the tablet be ...
Wednesday, February 20, 2013 at 4:15pm

math
What is a decimal for 21/33??? I really need help on this one!!!! I'm in fith grade so it's probably easy to help me!!! I also have a quiz tomorrow and I don't get decimals at all because I was out from school for 2 days because I was in the poconos. Thanks guys ...
Wednesday, February 20, 2013 at 3:53pm

chemistry
Solid white P melts then vaporizes at high temperatures. Gaseous white P effuses at a rate that is 0.404 times that of neon in the same apparatus under the same conditions. How many atoms are in a molecule of gaseous white phosphorus?
Wednesday, February 20, 2013 at 10:42am

maths-urgently needed
90% of all students passed in Hindi, 85% in Maths and 150 students passed in both. calculate total number of students in the school.
Wednesday, February 20, 2013 at 8:38am

Physics
a plane is 521 meters horizontally from its intended target traveling at 62.5 m/s in order to hit the intended target from that distance how high is the plane in meters
Tuesday, February 19, 2013 at 11:06pm

statistics
A high school counselor wants to examine whether the teenage pregnancy rate at her school is different from the rate nationwide. She knows that the rate nationwide is 15 %. She randomly selects 80 female students from her high school. She finds that 9 out of 80 students are ...
Tuesday, February 19, 2013 at 9:56pm

Please Help Me
Use the equation for the synthesis of hydrogen to answer the following. C (s) + H2O (l) -> CO (g) + H2 (g) deltaH = + 31.3 kcal/mol carbon deltaS = +32 cal/(mol•K) Calculate the energy change (deltaH) when 5.00 g of carbon is consumed. Calculate the energy change (...
Tuesday, February 19, 2013 at 8:42pm

Physics
High-speed stroboscopic photographs show that the head of a 212 g golf club is trav-eling at 29.8 m/s just before it strikes a 45.9 g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 21.8 m/s. Find the speed of the golf ball ...
Tuesday, February 19, 2013 at 8:07pm

Chemistry
Use the equation for the synthesis of hydrogen to answer the following. 10 points. C (s) + H2O (l) -> CO (g) + H2 (g) deltaH = + 31.3 kcal/mol carbon deltaS = +32 cal/(mol•K) Calculate the energy change (deltaH) when 5.00 g of carbon is consumed. Calculate the energy ...
Tuesday, February 19, 2013 at 7:01pm

Chemistry (DrBob222)
Hi, here's my (almost) 2-paged lab report introduction (hopefully you remember it from yesterday). I went to class today, and actually a lot of my other classmates' introductions were over 2 pages! Now I'm feeling kind of insecure about mine, and I'm not even ...
Tuesday, February 19, 2013 at 5:39pm

enlish
correc the following sentences for subject-verb agreement,tens and fragment. 1. My cat it is very playful 2. when he thought he could afford to pay his own school fees. 3. This children keep making noise. 4. These are great news indeed; i can`t believe i made it!
Tuesday, February 19, 2013 at 12:55pm

physics
Cliﬀ divers at Acapulco jump into the sea from a cliﬀ 37.1 m high. At the level of the sea, a rock sticks out a horizontal distance of13.39 m. The acceleration of gravity is 9.8 m/s^2. With what minimum horizontal velocity must the cliﬀ divers leave the ...
Tuesday, February 19, 2013 at 11:29am

phy
A spy satellite is in circular orbit around Earth. It makes one revolution in 6.01 hours. how high above earth? acceleration?
Tuesday, February 19, 2013 at 9:58am

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