Thursday
May 23, 2013

# Homework Help: High School

statistics
Suppose it is known that the average score of all high school seniors taking a national test of basic skills is 420. These scores are normally distributed with a standard deviation of 80. A school gives the test to a sample of 144 seniors. Identify the following ...
Tuesday, October 2, 2012 at 7:31pm

math
The Media cnter at Josh's school has a computer area. The first four rows have sixm computers. the fifth row has four computers. how many computers are there in all?
Tuesday, October 2, 2012 at 5:57pm

Physics
Each of the space shuttle's main engines is fed liquid hydrogen by a high-pressure pump. Turbine blades inside the pump rotate at 635 rev/s. A point on one of the blades traces out a circle with a radius of 0.021 m as the blade rotates. (a) What is the magnitude of the ...
Tuesday, October 2, 2012 at 5:45pm

physics
An object is launched horizontally from a cliff. The cliff is 80m high and the object has an initial velocity of 50m/s. Find the initial x and y velocity and the final x and y velocity
Tuesday, October 2, 2012 at 4:19pm

Physics
Stephanie serves a volleyball from a height of 0.85 m and gives it an initial velocity of +6.6 m/s straight up. How high will the volleyball go? The accel- eration of gravity is 9.81 m/s2. Answer in units of m
Tuesday, October 2, 2012 at 12:21am

english
Early that day the weather turned and the snow was melting into dirty water. Streaks of it ran down from the little shoulder-high window that faced the backyard. Cars slushed by on the street outside, where it was getting dark. But it was getting dark on the inside too. What ...
Monday, October 1, 2012 at 10:48pm

physics
A ball is thrown straight up with an initial speed of 30 m/s. How high does it go? Assume the acceleration of gravity is 10 m/s 2 . Answer in units of m
Monday, October 1, 2012 at 8:58pm

MATH
tHERE ARE 4 FIFTH GRADE CLASSES IN A SCHOOL. EACH CLASS Has 24 STUDENTS. fOR EACH GYM PERIOD, TWO FIFTH GRADE CLASSES TAKE GYM TOGETHER. tHERE ARE 10 GYM PERIODS IN ALL DURING SCHOOL WEEK. wHAT INFORMATION IS NOR NEEDED TO FIGURE OUT HOW MANY TOTAL STUDENTS TAKE A GYM PERIOD ...
Monday, October 1, 2012 at 8:01pm

Math, Trig
The high level bridge, a railway bridge that crosses the Oldman River is over 1km long. From one point on the river, the angle of elevation of the top of the bridge is 62.6 degrees. From a point 20m closer to the bridge, the angle of elevation of the top of the bridge is 72.8 ...
Monday, October 1, 2012 at 8:00pm

Math
One band has fewer than 40 speakers. They stack them in an array exactly 9 high. How many speakers could they have? Explain how you know.
Monday, October 1, 2012 at 5:29pm

math
the high of a trapezoid is 10ft the upper base is 6ft shorter then the lower base if the area of the trapezoid is 50 square ft how long is the upper and lower base?
Monday, October 1, 2012 at 5:18pm

algebra
400 Learners attended High School of the future for 4 days this past week. If 7 students were caught violating the uniform policy, what percentage was the overall compliance for the entire week???
Monday, October 1, 2012 at 2:59pm

world history
Can someone help me on this? or give me a link that explains it to me? I have no idea what these things are saying... Read the following five document excerpts, and then write one well-organized paragraph summarizing the reasons many Americans felt pushed toward independence. ...
Monday, October 1, 2012 at 2:54pm

Pre-Algebra
If a ping pong ball falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the ground? Remember, the formula for distance is d = 16t^2. 1 3.2 10.5 16
Monday, October 1, 2012 at 8:47am

Select a company of your choice in a sector that you would like to work in. Imagine that you have to make a brief presentation on this company to business school students. Develop:-a) A general and specific statement of purpose.b) The key idea.c) Your style of delivery.
Monday, October 1, 2012 at 4:01am

Physics explain why 2
A small guy moving at a high speed collides with a stationary large football player. Now, which person experiences the larger force during the collision? how and why?
Sunday, September 30, 2012 at 10:57pm

physics
One strategy in a snowball fight is to throw a snowball at a high angle over level ground. While your opponent is watching the first one, a second snowball is thrown at a low angle timed to arrive before or at the same time as the first one. Assume both snowballs are thrown ...
Sunday, September 30, 2012 at 6:55pm

physics
a toy car runs off the edge of a table that is 1.225 m high. if the car lands .400 m from the base of the table (A) how long does it take for the car to fall and (B) what is the horizontal velocity of the car?
Sunday, September 30, 2012 at 4:03pm

Physics
A man on a 2m high ladder throws a ball in the air with an initial velocity of 22m/s. If the ball is not caught by the man and instead hits the ground, how long was it in the air and how high did it go?
Sunday, September 30, 2012 at 12:29pm

physics
How high will a 1.85 kg rock go if thrown straight up by someone who expends 80.0 J of energy on it?
Saturday, September 29, 2012 at 5:14pm

chemistry
Ariel found the density of an unknown solid to be 24.3 g/cm3. Her teacher told her that something must have gone wrong with her measurements because her percent error was 30.0% too high. What was the actual or accepted density of her unknown solid?
Saturday, September 29, 2012 at 1:57pm

Calculus
A trough is 3 feet long and 1 foot high. The vertical cross-section of the trough parallel to an end is shaped like the graph of x^2 from -1 to 1 . The trough is full of water. Find the amount of work required to empty the trough by pumping the water over the top. Note: The ...
Saturday, September 29, 2012 at 12:43pm

social studies
Frick and Frack are 35-year-old identical twins separated in infancy and reared apart. Frick and Frack were recently reunited for the first time since birth. They have discovered that they have many things in common. Both twins have high IQs, both have high cholesterol, both ...
Saturday, September 29, 2012 at 12:26pm

Science
A gun fires a shell at an angle of elevation of 30 degrees with a velocity of 2*10^3m/s. What is the horizontal and vertical component of the velocity? What is the range of the shell? how high will the ball rise
Saturday, September 29, 2012 at 8:38am

Physics
A spy satellite is in circular orbit around Earth. It makes one revolution in 6.01 hours. (a) How high above Earth's surface is the satellite? [Answer in Km] (b) What is the satellite's acceleration? [Answer in m/s^2] I see this posted over and over again and I have ...
Saturday, September 29, 2012 at 2:00am

elementary school math
Which of the following symbols could you use to complete this number sentence? Explain your reasoning. .= + < # - > 7,000+800+9. 7,000+900+8
Friday, September 28, 2012 at 6:57pm

Biology
Which of the following statements correctly compares the functions of a plant's roots and stem? The stem contains a high percentage of cells that provide structural support, unlike the roots. The stem is the first part of the plant to emerge from a seed, followed by the ...
Friday, September 28, 2012 at 3:29pm

physics
A mass m = 76.0 kg slides on a frictionless track that has a drop, followed by a loop-the-loop with radius R = 19.7 m and finally a flat straight section at the same height as the center of the loop (19.7 m off the ground). Since the mass would not make it around the loop if ...
Friday, September 28, 2012 at 2:41am

AP Physics
If a ball rolls off a 4m high table at 7 m/s, how far horizontally from the bottom edge of the table will it fall?
Thursday, September 27, 2012 at 9:24pm

History
The areas between the Tropics of Capricorn and Cancer are (A. High or B. Low) latitudes.
Thursday, September 27, 2012 at 8:27pm

school
Jessica needs to describe her vision for an important ad campaign to three of the new team members. What should Jessica do?
Thursday, September 27, 2012 at 8:10pm

calculus
Sand falls from a conveyor belt at a rate of 20 m^3/min onto the top of a conical pile. The height of the pile is always 3/4 of the base diameter. Answer the following. a.) How fast is the height changing when the pile is 10 m high? Answer = m/min. b.) How fast is the radius ...
Thursday, September 27, 2012 at 7:01pm

boca high
3(k-2)=5×k+2×k-18, k=?
Thursday, September 27, 2012 at 6:18pm

math
Ryan has nine 14-ounce bag of popcorn to replace and sell at the school fair. A small bag holds 3 ounces. How many small bags can he make?
Thursday, September 27, 2012 at 6:07pm

Physics based Calculus
Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he climbed. All he has to use, however, is a baseball, a stopwatch, and a friend on the ground below with a long measuring tape. Bob is a pitcher, and knows that the fastest he can ...
Thursday, September 27, 2012 at 2:39pm

physics
You are part of a team to help design the atrium of a new building. Your boss, the manager of the project, wants to suspend a 16.0 kg sculpture high over the room by hanging it from the ceiling using thin, clear fishing line (string) so that it will be difficult to see how the...
Thursday, September 27, 2012 at 10:49am

accounting
YSL Marketing research is a small firm located in Seattle. On behalf of its clients, the firm conducts focus group meetings, telephone and mail opinion surveys, and evaluations of marketing strategies. The firm has three partners and six nonpartner professionals. At the start ...
Thursday, September 27, 2012 at 7:01am

Ella Minnow Pea
I read the book Ella Minnow Pea for school... And I actually enjoyed it! But I have to answer some questions about it and I'm not quite sure what I am suppose to be answering. Do you understand these questions better than me? Here they are! Identify the stylistic devices ...
Wednesday, September 26, 2012 at 9:49pm

physics
a cat chases a mouse across a 1.6m high table. the mouse steps out of the way and the cat slides off the table and strikes the floor 2.0m from the edge of the table. what was the cat's speed when it slid off the table?
Wednesday, September 26, 2012 at 9:28pm

math
Sarah is making poster by hand to advertise her school play, but her posters are not the same length as a standand sheet of paper (the width is the same, though). She has three and a half sheets of paper left over, which she says is enough to make two and one third posters. ...
Wednesday, September 26, 2012 at 7:25pm

AP US History help?
I know this is really long... but I can't figure it out for the life of me. If you don't want to answer the whole question that is fine. I'm greatful for whatever I can get. Also links to websites with the information is also helpful. Thanks!! Directions: Read the ...
Wednesday, September 26, 2012 at 6:04pm

physics
A robot probe drops a camera oﬀ the rim of a 437 m high cliﬀ on Mars, where the free-fall acceleration is 3.7 m/s 2 . Find the velocity with which it hits the ground. Answer in units of m/s
Wednesday, September 26, 2012 at 4:47pm

Physics
Suppose you throw a 0.058-kg ball with a speed of 11.0 m/s and at an angle of 31.5° above the horizontal from a building 12.3 m high. (a) What will be its kinetic energy when it hits the ground? (b) What will be its speed when it hits the ground?
Wednesday, September 26, 2012 at 4:00pm

child psychology
early childhood practitioners now know that in addition to cognitive factors there are social factors that impact school readiness. Describe at least two social factors that impact school readiness.
Wednesday, September 26, 2012 at 2:36pm

Physics
A box 5 m long, 2 m wide, and 2 m high applies 12 Pa of pressure to the table that it is resting on. How much force does the box exert?
Wednesday, September 26, 2012 at 11:01am

physics
if I drop a camera 40m high,how long before it hits the floor? G= 9.81
Wednesday, September 26, 2012 at 12:52am

Physics
The acceleration of gravity at the surface of a newly discovered planet is 5.2 m/s^2. An astronaut throws a rock straight up at 10.5 m/s on this planet. How high will it go? Please help!!!
Tuesday, September 25, 2012 at 11:36pm

algebra
Mrs. ayer is painting the outside of her sons toy box, including the top and bottom. The toy box measures 3 feet long, 1.5 feet wide, and 2 feet high. what is the total surface area she will paint?
Tuesday, September 25, 2012 at 11:10pm

Assume that WilyMarketer is running an email campaign to acquire new customers. It is considering two options: Option A would use a high quality rental list of 100,000 email addresses. Direct costs under this option would be the rental list at $250/m and creative, program ... Tuesday, September 25, 2012 at 10:34pm Physics The acceleration of gravity at the surface of a newly discovered planet is 5.2 m/s^2. An astronaut throws a rock straight up at 10.5 m/s on this planet. How high will it go? Tuesday, September 25, 2012 at 8:22pm Physics A student drops a rock off a bridge. The rock has a mass of 5.81 kg. If the bridge is 48.7 m high, how much time does it take it to reach the water below? Tuesday, September 25, 2012 at 8:20pm Grammer I haven't heard from you in a long time Write to me How is your family We'redoing fine in Wisconsin Spring is here and it's a lot warmer now Everyone is wearing shorts to school because it's sixty degrees I can't wait for summer You have to see my new ... Tuesday, September 25, 2012 at 5:02pm physics A ball moving at a speed of 2.0 m/s rolls off a horizontal table. If the table is 1.2 m high, how far does the ball travel horizontally in m when it strikes the floor Tuesday, September 25, 2012 at 4:43pm Lang Arts Ever since Lisa auditioned for the musical Annie in the third grade, she had been seriously interested in musical theater. She loves to sing, dance, and act. She performs in two or three shows in her city each year. This year, Lisa was excited to audition for the school ... Tuesday, September 25, 2012 at 4:13pm aed204 top ten charactertistics of multiculturlal school Tuesday, September 25, 2012 at 1:19pm Physic Can anyone help me with this question> Thanks you You are part of a team to help design the atrium of a new building. Your boss, the manager of the project, wants to suspend a 24.0 kg sculpture high over the room by hanging it from the ceiling using thin, clear fishing line... Tuesday, September 25, 2012 at 10:48am All Hi There . well, my boyfrined doesn't go to school -_____- right now . But I wanted a website for free printable worksheets with like reading. basically free work? Tuesday, September 25, 2012 at 10:44am Physics In 1993, Javier Sotomayor set a world record of 2.43 m in the men's outdoor high jump. He is 193 cm(6ft 4in) tall. BY treating his body as a point located at half his height, given that he left the ground a horizontal distance from the bar 1.5 m at a takeoff angle of 65 ... Tuesday, September 25, 2012 at 8:19am math antonio likes to ride his bike. He can ride from his house to school in 5 minutes, from school to dj's house in 7 minutes, from dj's house to the mail in 6 minutes and from the mall to his house in 3 minutes. How long will it take Antonio to ride from school to the ... Tuesday, September 25, 2012 at 12:21am Pre-Ap Physics To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9 ◦ from the horizontal. The ... Monday, September 24, 2012 at 10:09pm please help with economics! Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the software)But ... Monday, September 24, 2012 at 10:00pm Pre-Ap Physics To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9◦ from the horizontal. The ... Monday, September 24, 2012 at 9:51pm physics A student bikes to school by traveling first d_N = 0.900\rm {miles} north, then d_W = 0.600\rm {miles} west, and finally d_S = 0.100\rm {miles} south. Monday, September 24, 2012 at 7:13pm writing I have been trying to work on this assignment and I am not really understanding it and I try to get help from my teacher and she keeps sending me this and telling me when I do this she will help me with the rest but I don't understand this and I have told her this and she ... Monday, September 24, 2012 at 6:45pm PROJECTILE MOTION A ball is thrown horizontally from the top of a cliff 50m high with a velocity of 7m/s. How far from the base of the building does the ball land. This is what I think is how you do the question(Please correct me if I am wrong). y=vt+.5a(t)² 50=0+.5(9.8)t² 10.204=t&... Monday, September 24, 2012 at 4:14pm math an object released from rest will fall 16t^2 feet, t seconds after it is dropped. 2 pebbles are dropped, one after the other, from a cliff that is 64 feet high. the 2nd pebble is released the instant the first pebble has fallen exactly one foot. how far above the ground is the... Monday, September 24, 2012 at 4:09pm Pre-Ap Physics To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9 ◦ from the horizontal. The ... Monday, September 24, 2012 at 4:07pm writing/puncutation I wrote this need someone to check make sure grammar and punctuation is ok! Thanks! Having a high school diploma is very important to my future. I will no longer feel ashamed, because I was never able to finish my schooling. I will be able to work towards getting the skill I ... Monday, September 24, 2012 at 3:57pm Physics Using T-charts A marble it dropped from a stair well that is 4.3 m high. (a) How long will the marble be in the air for? (b) What speed will it be traveling at as it hits the ground? Monday, September 24, 2012 at 2:08pm Economics Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the software)But ... Monday, September 24, 2012 at 1:04pm Physics A stone is dropped from the roof of a high building. A second stone is dropped 1.51 later. How far apart are the stones when the second one has reached a speed of 12.6 ? Monday, September 24, 2012 at 4:51am economics which of the following statements about inflation are true? check all that applies a) policy makers also worry about a negative inflation rate, or deflation b) painful government actions may sometimes be necessary to bring down a high inflation rate. c) A moderately high ... Sunday, September 23, 2012 at 8:26pm statistics In a distribution with m = 40 and s = 2, a score of X = 46 would be considered an extremely high score. Sunday, September 23, 2012 at 7:32pm subjects and predicates i need some more help about predicates and subjects what would the subject to these? _____________ i went to school last Wednesday what subject would go on the blank and how about these other blank subjects _________ did not understand the joke. ____________ barked so loudly ... Sunday, September 23, 2012 at 2:25pm geometry An 18 foot ladder is leaned against a wall .if the base of the ladder is 8 feet from the wall,how high up on the wall will the ladder reach? Sunday, September 23, 2012 at 1:24pm Physics A ball traveling horizontally leaves a 0.80 m high table and lands 1.1 meter away. A. Predict the time required for the pool ball to hit the ground. B. What was the initial velocity of the ball? Saturday, September 22, 2012 at 10:18pm statistics Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ... Saturday, September 22, 2012 at 1:57pm random question for high school How do you get into IB? Saturday, September 22, 2012 at 11:16am statistics Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ... Saturday, September 22, 2012 at 3:20am physics A high diver of mass 50.0 kg steps off a board 10.0 m above the water and falls vertical to the water, starting from rest. If her downward motion is stopped 2.10 s after her feet first touch the water, what average upward force did the water exert on her? Friday, September 21, 2012 at 10:48pm Question regarding college Alright, I have a question. Last year was my freshman year in high school, and I didn't really care about my grades. I wasn't failing, but they werent excellent. They were about average. This year, I am making almost all a's, im in honors classes, and im working my... Friday, September 21, 2012 at 8:46pm Hillcrest High Matty Kaminsky owns a new Volvo. His June monthly interest was$400. The rate is 8 ½ percent. Matty's principal balance at the beginning of June is: (Use 360 days) (Points
Friday, September 21, 2012 at 7:18pm

Physics
A ball is thrown vertically upward with a speed of 15.0 m/s. (a) How high does it rise? (b) How long does it take to reach its highest point? (c) How long does the ball take to hit the ground after it reaches its highest point? (d) What is its velocity when it returns to the ...
Friday, September 21, 2012 at 6:44pm

Drama
I'm Molly Whuppie in my school's production of Great American Tall Tales. They didn't provide any character descriptions and I'm not sure how I should approach this character. Any ideas?
Friday, September 21, 2012 at 6:07pm

statistics
Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
Friday, September 21, 2012 at 11:02am

statistics
Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
Friday, September 21, 2012 at 10:58am

Physics
A rock is thrown vertically from the edge of a cliff that is 500 ft high. It takes 6.5 seconds for the rock to hit the ground at the base of the cliff. Assume air resistance is negligible. (a) What was the initial velocity (magnitude and direction) of the rock? (b) What was ...
Friday, September 21, 2012 at 12:27am

phsyics
A place kicker must kick a football from a point 35 m (about 38 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 24 m/s at an angle of 48 ◦ to the horizontal. By how much does the ball ...
Thursday, September 20, 2012 at 9:53pm

Chemistry
This is meant to be simple, but for some reason I'm not getting the right answer. Question is: Perhaps the most famous horse race ever in the United States was the 1938 race between two thoroughbreds, War Admiral and Seabiscuit, both of whom stood about 15 hands high. ...
Thursday, September 20, 2012 at 8:49pm

Math
Suppose 8 out of every 20 students are absent from school less than 5 days a year. Predict how many students would be absent from school less than 5 days a year out of 40,000 students
Thursday, September 20, 2012 at 7:09pm

arrays
One band has fewer than 40 speakers. They stack them in a array exactly 9 high. How many speakers could they have? Explain how you know.
Thursday, September 20, 2012 at 4:55pm

arrays
Another band has 48 speakers. They stack them at least 4 high, but no taller than 6 high. What are all the different arrays they can make?
Thursday, September 20, 2012 at 4:53pm

arrays
One band has 30 speakers. They stack them at least 3 high, but no taller than 6 high. What are all the different arrays they could make?
Thursday, September 20, 2012 at 4:51pm

arrays
Rock bands often stack their speakers in an array. One teen band has 24 speakers. They stack them at least 2 high, but no taller than 8 high. What are all the different arrays they can make.
Thursday, September 20, 2012 at 4:49pm

arrays
another band has 30 speakers. they stack them at least 4 high, but no taller than 6 high. what are all the different arrays they could make?
Thursday, September 20, 2012 at 4:37pm

Abnormal Psychology
In comparison with youth on the life-course-persistent path, those on the adolescentlimited path A. display more extreme antisocial activity. B. are more likely to drop out of school. C. are often influenced by situational factors, such as their peers. D. have weaker family ties.
Thursday, September 20, 2012 at 2:46pm

English Vocab
For the sentence, The school administration declared a new rule that all students, even boys, must wear pink socks, but when questioned, they refused to ______________ upon the reasoning for this decision. In the blank, which word suits best? Expound or accord?
Thursday, September 20, 2012 at 11:36am

calculus
2 posts one is 10m high and other is 15m higs stand 30m apart they are to be stayed by transmission wire attached to a single stake at the ground level, the wire running to the top of the post , where should stake place to used least amount of wire ?
Thursday, September 20, 2012 at 6:08am

physics
A ball is thrown upward from the ground with an initial speed of 25 m/s; at the same instant, a ball is dropped from rest from a building 15 m high. After how long will the balls be at the same height?
Thursday, September 20, 2012 at 2:21am

Physics
A ball is thrown upward from the ground with an initial speed of 25 m/s; at the same instant, a ball is dropped from rest from a building 15 m high. After how long will the balls be at the same height?
Thursday, September 20, 2012 at 2:18am

math
can you help ; i need to write and solve for each situation. check the solution. school: between 7:30am and 8:00am the number of students in a school increased by 73. there were 152 students in the school at 8:00 am. How many students were in school at 7:30 am? i got an answer...
Wednesday, September 19, 2012 at 11:04pm

Physics
During a baseball game, a batter hits a high pop- up. If the ball remains in the air for 6.0s, how high does it rise? Hint: calculate the height using the second half of the trajectory
Wednesday, September 19, 2012 at 8:41pm

Physics
A hiker drops a heavy stone over a cliff and hears it strike the cliff base 2.8 seconds after dropping it. If the velocity of sound is 335 m/s, how high is the cliff?
Wednesday, September 19, 2012 at 8:31pm

algebra 2
a school cafeteria sells milk at 25 cents per carton and salads at 45 cents each. one week the total sales for these items were $132.50. How many salads were sold that week? Wednesday, September 19, 2012 at 7:04pm math,social studies and heaalth I am in middle school and I want to know what my grade point average is. Do you know any websites where I can calculate my grade point average. Thanks. Wednesday, September 19, 2012 at 3:53pm science Chemical fertilizers stimulate plant growth; but if the concentration is too high, they may damage roots. What precautions concerning chemical fertilizers must a gardener take? Wednesday, September 19, 2012 at 3:27pm Physics Bob jumps from a 2.0 m high table and wants to jump over a 0.85 m radius ball. How fast must Bob move horizontally to not land on the ball? If we use kinematics equations for projectile, the answer is 2.66 m/s; however, with this velocity the person will land on the ball. I ... Wednesday, September 19, 2012 at 8:51am Physics A car drives straight off the edge of a cliff that is 60 m high. The police at the scene of the accident observed that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the cliff? Tuesday, September 18, 2012 at 10:51pm math The total ticket sales for the school basketball game were$1625. Adult tickets were $7 and the student tickets were$3. Twice as many students bought tickets as adults. How many adult and student tickets were sold?
Tuesday, September 18, 2012 at 8:58pm

Math
The school cafeteria serves pizza every sixth day and applesauce every eight day. If pizza and applesauce are both on today's menu. In how many days will they be together on the menu again ?
Tuesday, September 18, 2012 at 7:22pm

SS8R: The National Convention The Female Voice
Here it is: National Convention Speeches: The Female Voice During the month of September 2012, both the Republicans and Democrats held their national conventions. Several political figures, entertainers and everyday people were invited to speak in favor of their respective ...
Tuesday, September 18, 2012 at 6:31pm

SS8R: National Convention: The Female Voice Essay
I have this assignment for my Social Studies class about the National Convention. Well most of you know about the National Convention thing since you watch Republicans or Democratic. The essay is focusing on First Lady Michelle Obama and Ann Romney. They gave speeches at ...
Tuesday, September 18, 2012 at 5:36pm

statistics
The box plot below summarize the distributions of SAT verbal and math scores among students at an upstate New York high school. 300 400 500 600 700 800 data Whic of the following statements is false? 1. The range of the math scores equals the range of the verbal scores. 2. The...
Tuesday, September 18, 2012 at 4:59pm

physics
a heavy crate accidentally falls from high flying plane just as it flies directly above a shiny red car parked in a lot. relative to the car, where does the crate crash?
Tuesday, September 18, 2012 at 2:26pm

physics
A science student is riding on a flatcar of a train traveling along a straight horizontal track at a constant speed of 18.0 m/s. The student throws a ball along a path that she judges to make an initial angle of 68.0° with the horizontal and to be in line with the track. ...
Tuesday, September 18, 2012 at 12:47pm

health
2. ________ in the pancreatic islets secrete the hormone insulin in response to a high concentration of glucose in the blood. A. Beta cells B. Alpha cells C. Gamma cells D. Sigma cells i put b but it said it was wrong
Tuesday, September 18, 2012 at 11:17am

Physics
I am in need of some basic tools in which to become better prepared to excel in my "Conceptual Physics" college course. I am a retired veteran of the Army and have not been in school for 25 years. Some reference charts for Trigonometry, basic glossary for any ...
Tuesday, September 18, 2012 at 7:05am

English
I am having trouble with finding the analogy in this one: sandra was sitting in the backyard avoiding the party. she jumped when she heard a noise but it was just a little gray ritten. he look even more scared of her and she was of him. He paused and then walk toward her ...
Tuesday, September 18, 2012 at 12:32am

physics
a 1kg rock is thrown down a building 100m high. how long does it take for the rock to reach the ground?
Monday, September 17, 2012 at 11:44pm

b.c
Q3. Select a company of your choice in a sector that you would like to work in. Imagine that you have to make a brief presentation on this company to business school students. Develop – (a) A general and specific statement of purpose (b) The key idea (c) Your style of ...
Monday, September 17, 2012 at 11:00pm

physics
During a baseball game, a batter hits a popup to a ﬁelder 88 m away. The acceleration of gravity is 9.8 m/s 2 . If the ball remains in the air for 5.9 s, how high does it rise? Answer in units of m
Monday, September 17, 2012 at 8:47pm

physics
During a baseball game, a batter hits a popup to a ﬁelder 88 m away. The acceleration of gravity is 9.8 m/s 2 . If the ball remains in the air for 5.9 s, how high does it rise? Answer in units of m
Monday, September 17, 2012 at 8:47pm

Physics
Jumping flea. For its size, the flea can jump to amazing heights-as high as 30 straight up, about 100 times the flea's length.
Monday, September 17, 2012 at 8:46pm

Math
School is out at 3:50 pm. Band practice is 2 1/2 hrs dinner takes 3/4 of an hour homework takes 1 1/4 hrs. You have to go to bed at 10. About how much time is left to play video games? A. 3 1/2 B.5 hours C.1 hour D. 2 hours D?
Monday, September 17, 2012 at 7:45pm

Math
John's high score on the Asteriud Game was 326,700. Mike's high score was 418,200. Rebecca just played the game and her high score was halfway between John's and Mike's. What was Rebecca's score?
Monday, September 17, 2012 at 6:34pm

AP PHYSICS
A golf ball is hit with an initial velocity of 50m/s at an angle of 25° above the horizontal. A) How far does the ball travel? B) How high does the ball go? x-component: V= (50)cos25° = 45.32 m/s y-component: V= (50)sin25° = 21.13 m/s COULD YOU PLEASE HELP ME WITH ...
Monday, September 17, 2012 at 5:34pm

Physics 124
A projectile is fired from the top of a cliff at 14.2 m/s at an angle of 36.9 degrees below the horizontal, and strikes water at the same level as the base of the cliff 3.51 seconds later. (Assume g=10.0 m/s2.) How high was the top of the cliff above the water?
Monday, September 17, 2012 at 4:31pm

health
when starting a new fitness program, when should you consult with a doctor? a. particularly if you are over 40 yrs b. particularly if you are a smoker c. particularly if you have high cholesterol d. particularly if you are underweight I got B
Monday, September 17, 2012 at 2:03pm

physics
Cubs outfielder Alfonso Soriano catches a ball 5.2 s after throwing it vertically upward. How high did the ball go, relative to his hand?
Monday, September 17, 2012 at 12:20pm

physics
A sophomore chemistry student holds a 500mL Erlenmeyer flask full of concentrated nitric acid high above his head at a height of 1.75 meters and declares, "I'm the King of Chemistry!" At that moment another student, startled by the sudden ignition of her Bunsen ...
Monday, September 17, 2012 at 12:19pm

Physics
A man kicks a ball at an angle of 55 degrees above the ground with an initial velocity of 25 m/s. How far and how high does the ball travel?
Monday, September 17, 2012 at 11:04am

Physics
A pool ball flies horizontally off of a table that is 1 meter high and flies 1 meter away from the table before hitting the ground. What is the initial velocity and the final velocity when it hits?
Monday, September 17, 2012 at 11:04am

Physics
A man kicks a soccer ball at an angle of 35 degress above the ground and it hits the ground 3.2 seconds later. How high and how far does the ball travel?
Monday, September 17, 2012 at 11:01am

calc
A 18 -ft ladder leans against a building so that the angle between the ground and the ladder is 82 ^\circ. How high does the ladder reach on the building?
Monday, September 17, 2012 at 1:11am

foundation physics
A player passes a 0.600- basketball downcourt for a fast break. The ball leaves the player's hands with a speed of 8.10 and slows down to 7.20 at its highest point.Ignoring air resistance, how high above the release point is the ball when it is at its maximum height?
Sunday, September 16, 2012 at 11:56pm

Physics
In order to open tha clam it catches, a seagull will drop the clam repeatedly onto a hard surface from high in the air until the shell cracks. if a seagull flies to a height of 16.4m, how long will the clam take to fall? The acceleration of gravity is 9.8m/s². Answer in ...
Sunday, September 16, 2012 at 10:52pm

Physics
In order to open tha clam it catches, a seagull will drop the clam repeatedly onto a hard surface from high in the air until the shell cracks. if a seagull flies to a height of 16.4m, how long will the clam take to fall? The acceleration of gravity is 9.8m/s². Answer in ...
Sunday, September 16, 2012 at 10:50pm

Physics
You and your friend throw balloons filled with water from the roof of a several story apartment house You simply drop a balloon from rest. A second balloon is thrown downward by your friend 2.1seconds later with an initial speed of 41.6m/seconds. they hit the ground at the ...
Sunday, September 16, 2012 at 10:39pm

Physics
A batter hits a baseball at an angle of 30 degrees with the horizontal. The ball is hit at a height of 2 m and leaves the bat with a speed of Vo. What is the minimum Vo for the ball to clear the outfield fence? The fence is 5 m high and located 60 m from home plate.
Sunday, September 16, 2012 at 9:12pm

science
if a rock undergoes high temperatures and high pressures deep within Earth, what new type of rock will be foremed? Assume that the rock does not melt
Sunday, September 16, 2012 at 8:33pm

Sociology
What is writing analysis???? Because I saw this in my Program of Studies book for middle school and high school students. Sociology This one-semester sociology course introduce students to the field by engaging them in discussion and written analysis of current topics.......
Sunday, September 16, 2012 at 4:29pm

education
Read the following scenario: You are a second-grade teacher at Happy Valley Elementary School. You are teaching language arts and social studies. Your classroom of 21 students consists of 7 white students, 5 Latino students, 4 African American students, 3 Native American ...
Sunday, September 16, 2012 at 12:37pm

science
Na and K have low ﬁrst and high second ionization potentials, whereas Mg and Ca have low values for both ﬁrst and second potentials. These observations suggest that
Sunday, September 16, 2012 at 9:47am

torrance middle school
need help finding answer for math problem 18-a fora=13
Saturday, September 15, 2012 at 11:57pm

Physics
Stephanie hits a volleyball from a height of 0.80 m and gives it an initial velocity of 7.5 m/s straight up. a) how high will the volleyball go? b) how long will it take the ball to reach its maximum height? ( Hint: At maximum height, v = 0 m/s)
Saturday, September 15, 2012 at 7:18pm

Math
Q) Hasan buys two kinds of cloth materials for school uniforms, shirt material costs him Rs 50 per metre and trouser materia l costs him Rs 90 per meter. For every 2 meters of the trouser material he buys 3 meters of shirt material. He sells that material at12% and 10% profit ...
Saturday, September 15, 2012 at 2:14pm

PHYSICS :(
A helicopter is lifting off from the ground and is moving vertically upward. The graph shows its vertical velocity vy versus time. How high is the helicopter after 8 s have elapsed? ( WEBSITE WOULDNT LET ME POST THE PIC OF THE GRAPH) if you copy and paste the question into ...
Saturday, September 15, 2012 at 10:33am

physics
A cannon ball is shot straight upward with a velocity of 72.50 m/s. How high is the cannon ball above the ground 2.30 seconds after it is fired? (Neglect air resistance.)
Friday, September 14, 2012 at 11:08pm

Physics
A diver running 1.1 m/s dives out horizontally from the edge of a vertical cliff and 3.3 s later reaches the water below. How high was the cliff? How far from its base did the diver hit the water?
Friday, September 14, 2012 at 6:08pm

Physics
7. A cat pushes a ball from a 7.00 m high window, giving it a horizontal velocity of 0.20 m/s. How far from the base of the building does the ball land? (Assume no air resistance and that ay= g = 9.81 m/s2.)
Friday, September 14, 2012 at 6:02pm

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