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July 28, 2014

Homework Help: High School

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Geometry
A 20 foot ladder is leaning aagainst a wall the base of the ladder is 7 feet away from the.wall hkw high up the wall will the ladder reacb
Monday, March 11, 2013 at 2:31am

Geometry
A 20 foot ladder is leaning aagainst a wall the base of the ladder is 7 feet away from the.wall hkw high up the wall will the ladder reacb
Monday, March 11, 2013 at 2:31am

maths
A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate parallelogram. He then gave his son one-third of the land. The son, who realized that the district in which he lived had no school, decided to set one school up...
Sunday, March 10, 2013 at 11:53pm

Chemistry
Water has an extremely high boiling point compared to other compounds of similar molar mass because of ? Hydrogen Bond Adhesive force Covalent bonding Dispersion Forces I believe the answer is A since hydrogen bond is a strong bond and thus require most energy to break them. ...
Sunday, March 10, 2013 at 10:50pm

physics
A lost shipping container is found resting on the ocean floor and completely submerged. The container is 5.7 m long, 2.7 m wide, and 2.3 m high. Salvage experts attach a spherical balloon to the top of the container and inflate it with air pumped down from the surface. When ...
Sunday, March 10, 2013 at 9:07pm

angles
A survey team is trying to estimate the height of a mountain above a level plain. From one point on the plain, they observe that the angle of elevation to the top of the mountain is 25 degrees. From a point 1225 feet closer to the mountain along the plain, they find that the ...
Sunday, March 10, 2013 at 5:15pm

Maths
The top of a T .V .tower casts a shadow 35 metres long when the angle of elevation of the sun 57 degree40 minutes.How high is the top of the tower?
Sunday, March 10, 2013 at 5:54am

Introduction to Business Environment Chapter 2
The world's population is growing more slowly than expected, and there are some industrial countries in which growth might be so slow that there will be too many old people and too few young people to support them. (Points : 1) True False 2. In a free market system, price ...
Sunday, March 10, 2013 at 5:40am

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

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 9:33pm

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

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 ...
Thursday, March 7, 2013 at 11:29pm

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

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 12:13am

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

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, February 26, 2013 at 7:35pm

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

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, February 26, 2013 at 3:02pm

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

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