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December 20, 2014

Search: ball thrown upward, find speed at max height when given angle, initial speed and mass

Number of results: 122,644

Physics please help
TIgers pitcher justin throws a basketball staright upward 29.0m/s. Calculate A) the height to which the ball will rise b) the time it takes to reach the highest point c) the speed with which it will return to the same height which it was thrown d) the speed of the ball 2.50s ...
December 20, 2014 by unknown

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 ...
March 7, 2013 by Sherry

physics
A 0.40- ball is thrown with a speed of 9.0 at an upward angle of 32 degrees. what is the speed at the highest point?
October 21, 2009 by Anonymous

Physics
A long jumper takes of at an angle of 20 degrees and a speed of 11.0 m/sec. The max height achieved is 0.722 meters an the max length is 7.94 meters. At what angle and speed would the jumper have to take off to get the same max length, but twice the max height?
August 31, 2012 by Kim

physics
A football is thrown upward at a(n) 37 angle to the horizontal. The acceleration of gravity is 9.8 m/s2 . To throw a(n) 57.8 m pass, what must be the initial speed of the ball? Answer in units of m/s
September 11, 2011 by Bethany

physics
A stone is thrown from the top of a building upward at an angle of 30.0∘to the horizontal and with an initial speed of 20.0 m/s. If the height of the building is 45.0 m, what is the speed in m/sec of the stone just before it strikes the ground ?
September 8, 2014 by Rachit agrawal

PHYSICS
A baseball is thrown with an initial velocity of magnitude v at an angle of 21.8 with respect to the horizontal (x) direction. At the same time, a second ball is thrown with the same initial speed at a different angle A with respect to x. If the two balls land at the same spot...
February 4, 2011 by Renee

Physics
A model rocket is launched straight upward with an initial speed of 50 m/s. It accelerates with a constant upward acceleration of 2.00 m/s^2 until its engines stop at an altitude of 150 m. a) What is the max. height reached by the rocket? b) When does the rocket reach max. ...
September 30, 2007 by Lindsay

physics
a golf ball with an initial angle of 38 degrees lands exactly 240 m down the range on a level course. neglecting air friction, what initial speed would achieve this result? using that initial speed, what is the maximum height reached by the ball?
November 17, 2010 by Anonymous

Physics
A ball is thrown upward from the ground with an initial speed of 21.5 m/s; at the same instant, a ball is dropped from rest from a building 17 m high. After how long will the balls be at the same height? The acceleration of gravity is 9.81 m/s2. Answer in units of s.
October 5, 2010 by Anonymous

Physics
A ball is thrown straight up from the ground with speed . At the same instant, a second ball is dropped from rest from a height , directly above the point where the first ball was thrown upward. There is no air resistance. Question- Find the value of in terms of and so that at...
May 28, 2010 by Anonymous

physics
1. A 3.25 kg steel ball strikes a wall with a speed of 10.0 m/s at an angle of 60.0° with the surface. It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.195 s, what is the average force exerted on the ball by the wall? x component: N y...
July 6, 2008 by Elisa

physics
If the mass is 4.3 kg, the initial speed is 4.0 m/s, and the initial height is 8.4 m, find the speed of the ball when it is at a height of 8.0 m. Please and Thank You for the help.
December 28, 2011 by Liz

Physics
A stone thrown horizontally from a height of 7.8 m hits the ground at a distance of 12.0 m. Calculate the speed of the ball as it hits the ground. I was able to find the initial speed of the ball, which is 9.52 m/s. However, I'm unsure about whether I need to use this number ...
November 3, 2007 by Lindsay

Physics
A ball is thrown straight upward and rises to a maximum height of 16 m above its launch point. At what height above the launch point has the speed of the ball decreased to one-half of its initial value?
December 19, 2008 by Sara

physics
A ball is thrown straight upward and rises to a maximum height of 14.6 m above its launch point. At what height above its launch point has the speed of the ball decreased to one-half of its initial value?
September 18, 2012 by gary

Physics
A ball is thrown straight upward and rises to a maximum height of 23 m above its launch point. At what height above its launch point has the speed of the ball decreased to one-half of its initial value?
August 11, 2013 by Has

Physics
A ball is thrown straight upward and rises to a maximum height of 20 m above its launch point. At what height above its launch point has the speed of the ball decreased to one-half of its initial value?
January 24, 2014 by Cara

physics
a ball (mass = 0.250 kg) is kicked off a porch (h = 1.50 m above the ground) with an initial velocity of 17.0 m/s at an unknown angle. what is the initial KE. What is the initial PE. what is the KE and speed of the ball when it is at the top of its ballistic arc (h = 9.50 m). ...
February 21, 2012 by jane

Physics
A stone is thrown directly upward from rest from ground level with initial speed 20.0 m/s; 1.50 s after that, a second stone is thrown directly upward from ground level with initial speed 18.0 m/s. (a) When are the stones at the same height? (b) What are the velocities of the ...
January 26, 2014 by Nick

physics
A 0.105 kg baseball is thrown upward with an initial speed of 12.0 m/s. (a) What is the force on the ball when it reaches half of its maximum height? (b) What is the force on the ball when it reaches its peak?
November 6, 2010 by Tim

Physics
A 0.105 kg baseball is thrown upward with an initial speed of 21.5 m/s. (a) What is the force on the ball when it reaches half of its maximum height? (Disregard friction.) (b) What is the force on the ball when it reaches its peak?
January 22, 2013 by wendlen

physics
A 0.155 kg baseball is thrown upward with an initial speed of 14.5 m/s. What is the force on the ball when it reaches half of its maximum height? (Disregard friction.) What is the force on the ball when it reaches its peak?
January 12, 2013 by Dylan G.

algebra
when a ball is thrown up into the air it makes the shape of a parabola the equation s=-16t^2+v*t+k gives the height nof the ball at any time t in seconds where "v" is the initial velocity (speed)in ft/sec and "k" is the initial height in feet
August 1, 2010 by angela toliver

phy
A ball is thrown from the window of a high-rise building with an initial velocity of 6.1 m/s at an angle of 32 deg. below the horizontal. The bill strikes the ground 4.4 seconds after being thrown. Find the height from which the ball was thrown.
October 6, 2010 by Anonymous

physical
A ball is thrown from the window of a high-rise building with an initial velocity of 7.7 m/s at an angle of 34 deg. below the horizontal. The bill strikes the ground 4.2 seconds after being thrown. Find the height from which the ball was thrown.
October 15, 2011 by Anonymous

Physics
A ball is thrown straight downward with a speed of 0.50 m/s from a height of 4.0 meters. What is the speed of the ball 0.70 seconds after it is released? GIVEN: Vi = 0.50 m/s Vf = ? d = 4 m t = 0.70 s
February 2, 2010 by Priscilla

physics
Assume acceleration due to gravity=10 m/s. A ball is thrown vertically upward from top of a building with speed of 20 m/s. On the way back ball misses the building and lands on the ground. Total time the ball is in air is 6 seconds. Determine the height of the building with ...
February 14, 2011 by Mark

Physics
A ball is thrown upwards on the moon with an initial speed of 35m/s. Calculate (a)the time taken to reach the maximum height. (b) the maximum height reached by the ball (c) Its velocity 3seconds after it has been thrown. (g=1.6ms^2)
November 16, 2010 by Jess

Physics
A ball is thrown straight up in the air at an initial speed of 30 m/s. Using conservation of energy, find the maximum height of the ball.
November 20, 2012 by Joey

Physics
A ball is thrown upward from the ground with an initial speed of 25 m/s; at the same instant, a ball dropped from rest from a building 15 m high. After how long will the balls be at the same height? The equations I have is final velocity squared = initial velocity squared plus...
September 24, 2006 by Becca

Physics
A football player throws a ball with a horizontal distance of 31.0 m so that the other player catches it at the exact height it was initially thrown. If the ball rises and falls by 1.8 m in its trajectory, what is the initial velocity of the ball? Please give the speed and ...
October 13, 2012 by Darrell

Physics
A stone is thrown from the edge of a cliff into the ocean below. It is thrown somewhat upward, but mostly outward. The stone has a mass of 2.0kg and is thrown with a speed of 10m/s from an initial height of 5.0m above the ocean. A. What is the kinetic energy of the stone when ...
April 1, 2013 by Jay

Physics
A stone is thrown from the edge of a cliff into the ocean below. It is thrown somewhat upward, but mostly outward. The stone has a mass of 2.0kg and is thrown with a speed of 10m/s from an initial height of 5.0m above the ocean. A. What is the kinetic energy of the stone when ...
April 1, 2013 by Jay

Algebra
If a ball is thrown vertically upward from a height of 56ft. above ground with an initial velocity of 40ft. per second, then the height of the ball above ground t seconds after it is thrown is given by f(t)=-16t^2 + 40t +56. How many seconds will elapse after the ball is ...
October 21, 2011 by Velocity per second

Physics
Hypothetically, you are standing on the balcony of an apartment on the 10th level of a building and you throw a ball at some angle,è , above the horizontal away from the building. the ball lands on the ground 10m from the building, 3.2s after it was thrown. the height from ...
April 26, 2012 by Rodney

physics
A ball is thrown straight upward from ground level. At what speed must the ball be thrown if it is to reach a maximum height 21 meters above the ground?
February 7, 2014 by sean

physics, how to find the height
a ball is launched at an angle to the ground with an initial speed of 65m/s. at it's maximum height it has a speed of 26m/s. determine it's maximum height.
November 27, 2014 by Isabelle

general physics
Assume acceleration due to gravity=10 m/s. A ball is thrown vertically upward from top of a building with speed of 20 m/s. On the way back ball misses the building and lands on the ground. Total time the ball is in air is 6 seconds. Determine the height of the building with ...
February 14, 2011 by mark matat

Chemistry
What is the maximum height achieved if a 0.800 kg mass is thrown straight upward with an initial speed of 40.0 m·s–1? Ignore the effect of air resistance.
February 1, 2014 by Max

physics..
What is the maximum height achieved if a 0.800 kg mass is thrown straight upward with an initial speed of 40.0 m·s–1? Ignore the effect of air resistance.
February 1, 2014 by Max

college algebra
When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -5t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in ft/sec and “k” is the initial height in feet (as if you were on top of ...
March 29, 2010 by renee

math
When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -16t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in ft/sec and “k” is the initial height in feet (as if you were on top of...
May 5, 2010 by casey

math
When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -16t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in ft/sec and “k” is the initial height in feet (as if you were on top of...
May 5, 2010 by casey

Physics
HELP PLEASE. Hypothetically, you are standing on the balcony of an apartment on the 10th level of a building and you throw a ball at some angle, 0 , above the horizontal away from the building. the ball lands on the ground 10m from the building, 3.2s after it was thrown. the ...
April 26, 2012 by Melissa

physics
A ball is thrown upward from the top of a 40.0 m tall building. The ball's initial speed is 12.0 m/s. At the same instant, a person is running on the ground at a distance of 31.0 m from the building. What must be the average speed of the person if he is to catch the ball at ...
September 17, 2009 by sandhu

Physics
A ball is thrown upward from the top of a 50.0 m tall building. The ball's initial speed is 12.0 m/s. At the same instant, a person is running on the ground at a distance of 44.0 m from the building. What must be the average speed of the person if he is to catch the ball at ...
February 5, 2012 by Kelly

physic
A ball is thrown upward from the top of a 24.4 m tall building. The ball's initial speed is 12 m/s. At the same instant, a person is running on the ground at a distance of 31.4 m from the building. What must be the average speed of the person if he is to catch the ball at the ...
August 29, 2012 by Anonymous

Physics
A ball is thrown upward from the top of a 24.6 m tall building. The ball's initial speed is 12 m/s. At the same instant, a person is running on the ground at a distance of 31.2 m from the building. What must be the average speed of the person if he is to catch the ball at the ...
September 23, 2012 by Jenn

Physics
A ball is thrown straight up from the ground with speed v_0. At the same instant, a second ball is dropped from rest from a height H, directly above the point where the first ball was thrown upward. There is no air resistance. Find the value of H in terms of v_0 and g so that ...
May 28, 2010 by Anonymous

physics
A ball is thrown upward from the top of a 24.4-m-tall building. The ball's initial speed is 12 m/s. At the same instant, a person is running on the ground at a distance of 30.2 m from the building. What must be the average speed of the person if he is to catch the ball at the ...
August 30, 2011 by mae

Physics
A ball is thrown from a point 1.0 m above the ground. The initial velocity is 19.6 m/s at an angle of 30 degrees above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 21, 2012 by Anonymous

PHYSICS
A ball is thrown from a point 1.2 m above the ground. The initial velocity is 19.8 m/s at an angle of 34.0° above the horizontal. (a) Find the maximum height of the ball above the ground. (b) Calculate the speed of the ball at the highest point in the trajectory.
October 16, 2007 by STEPH

PHYSICS
A ball is thrown from a point 1.1 m above the ground. The initial velocity is 20.3 m/s at an angle of 32.0° above the horizontal. (a) Find the maximum height of the ball above the ground??? (b) Calculate the speed of the ball at the highest point in the trajectory???
January 30, 2012 by Anonymous

PHYSICS
A ball is thrown from a point 1.1 m above the ground. The initial velocity is 20.3 m/s at an angle of 32.0° above the horizontal. (a) Find the maximum height of the ball above the ground??? (b) Calculate the speed of the ball at the highest point in the trajectory???
January 31, 2012 by Anonymous

Physics
A ball is thrown from a point 1.1 m above the ground. The initial velocity is 20.0 m/s at an angle of 32.0° above the horizontal. (a) Find the maximum height of the ball above the ground. (b) Calculate the speed of the ball at the highest point in the trajectory.
September 13, 2012 by Sherry

Physics
A ball is thrown from a point 1.38 m above the ground. The initial velocity is 19.9 m/s at an angle of 33.8° above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 20, 2012 by David

Physics
A ball is thrown from a point 1.38 m above the ground. The initial velocity is 19.9 m/s at an angle of 33.8° above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 21, 2012 by Laura

Physics
A ball is thrown from a point 1.38 m above the ground. The initial velocity is 19.9 m/s at an angle of 33.8° above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 22, 2012 by David

physics
A ball is thrown from a point 1.38 m above the ground. The initial velocity is 19.9 m/s at an angle of 33.8° above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 23, 2012 by Caitlin

physics
A ball thrown vertically upward is caught by the thrower after 2 seconds. Find the initial velocity of the ball and the maximum height the ball reaches???!!
September 18, 2008 by mb

physics
A ball is thrown straight downward from the surface of the moon. Is the maximum height it reaches less than, equal to, or greater than the maximum height reached by a ball thrown upwards on the earth with the same initial speed? Ignore air resistance in both cases
September 23, 2012 by tiffany

Physics
A ball thrown vertically upward is caught by the thrower after 20.0 s. FInd (a)the initial velocity and (b) the maximum height it reaches. All I am given is time. How am I suppose to find (a) and (b)?
September 12, 2007 by Anonymous

Physics
From the window of a building, a ball is tossed from a height y0 above the ground with an initial velocity of 8.00 m/s and angle of 20.0 degrees below the horizontal. It strikes the ground 3.00 s later. (a) If the base of the building is taken to be the origin of the ...
September 21, 2009 by Vico

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 ...
March 4, 2013 by Sherry

math
If a ball is thrown vertically upward from the roof of 32 foot building with a velocity of 80 ft/sec, its height after t seconds is s(t)=32+80t–16t2. What is the maximum height the ball reaches? What is the velocity of the ball when it hits the ground (height 0)? for max...
August 20, 2010 by Jin

Precal.
If object is thrown upward with an intitial velocity of 15 ft per second, then its height is given by h=-15t^2 + 60t. What is the maximum height? Two ways to find it. 1) AT the top, max height, will be one half of the time it would come back down and hit the earth at h=0 0=-...
June 5, 2007 by trellis

physics, how to find the height
On the surface of a planet an object is thrown vertically upward with an initial speed of 60 m/s. use a conservation of energy approach to determine the object's speed when the object is at a quarter of it's maximum height. (assume the planet has no atmosphere) please help and...
November 26, 2014 by Isabelle

Physics
2. A golf ball is hit off the tee with an initial speed of 32 m/s at an angle of 29° with respect to the horizontal. a. What is the maximum height the ball reaches? b. What is the speed of the ball when it reaches the highest point? (give magnitude and direction) c. Where does...
June 20, 2011 by Hunter

Physics
A person initially at rest throws a ball upward at an angle θ0= 75 ∘ with an initial speed v0=15 m/s . He tries to catch up to the ball by accelerating with a constant acceleration a for a time interval of 1.03 s and then continues to run at a constant speed for the...
September 22, 2013 by ss01

physics
A person initially at rest throws a ball upward at an angle θ0= 75 ∘ with an initial speed v0=15 m/s . He tries to catch up to the ball by accelerating with a constant acceleration a for a time interval of 1.03 s and then continues to run at a constant speed for the...
September 25, 2013 by ammaa

physics
A person initially at rest throws a ball upward at an angle θ0= 75 ∘ with an initial speed v0=15 m/s . He tries to catch up to the ball by accelerating with a constant acceleration a for a time interval of 1.03 s and then continues to run at a constant speed for the...
September 25, 2013 by ammaa

physics
a ball is thrown vertically upward with an initial velocity of 20 m/s? find the height attain by the ball?
September 19, 2014 by shubhum

Physics I
A ball has been thrown upward. Which of the following is true while the ball is on the way up, after the ball has been released, assuming no air resistance? a. The acceleration is upward. b. The acceleration is zero. c. The ball's speed increases by 9.81 m/s each second. d. ...
September 21, 2014 by Lola

physics
In the absence of air resistance two balls are thrown upward from the same launch point. Ball A rises to a maximum height above the launch point that is four times greater than that of ball B. The launch speed of ball A is _______ times greater than that of ball B. a)2 b)4 c)8...
September 8, 2010 by Brantley

Physics
A baseball is seen to pass upward by a window 24 m above the street with a vertical speed of 8 m/s. The ball was thrown from the street. (a) What was its initial speed? (b) What altitude does it reach? (c) How long after it was thrown did it pass the window?
October 24, 2010 by Jen

college algebra
When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -16t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in ft/sec and “k” is the initial height in feet (as if you were on top of...
January 15, 2010 by Sherry

Algebra
When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -10t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in meters/sec and “k” is the initial height in meters (as if you were on ...
February 19, 2010 by Martha

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 ...
March 7, 2013 by Please help me.

physics/calculus 3
A ball is thrown at an angle of 45 degrees to the ground. If the ball lands 90 m away, what is the initial speed of the ball?
February 26, 2012 by Anonymous

physics
Your physical therapist throws a baseball to you at a certain speed and you catch it. To increase the difficulty, the therapist is going to throw you a medicine ball whose mass is ten times the mass of the baseball. You are given the following choices. Rank these from easiest ...
October 15, 2012 by lib

physics
Your physical therapist throws a baseball to you at a certain speed and you catch it. To increase the difficulty, the therapist is going to throw you a medicine ball whose mass is ten times the mass of the baseball. You are given the following choices. Rank these from easiest ...
October 15, 2012 by lib

physics
Your physical therapist throws a baseball to you at a certain speed and you catch it. To increase the difficulty, the therapist is going to throw you a medicine ball whose mass is ten times the mass of the baseball. You are given the following choices. Rank these from easiest ...
October 15, 2012 by lib

math
A ball is thrown from the edge of a cliff with an initial velocity of 60·m/s upward. Answer the following questions using + (upward) and - (downward) to indicate the direction of the velocity. Ignore air resistance and assume the ball does not hit the ground during the ...
October 13, 2011 by jen

Physics
The ball is thrown vertically upwards from the height of 14.1 meters. It takes 3 seconds till the ball hits the ground. What is the initial speed of the ball?
September 13, 2012 by Luise

Physics
A baseball is hit with an initial speed of 42 m/s at an angle of 30° relative to the x (horizontal) axis.(a) Find the speed of the ball at t = 3.4 s. (b) What angle does make with the x axis at this moment? (c) While the ball is in the air, at what value of t is the speed the ...
October 20, 2012 by Anne

physics
a teniss ball thrown vertically upward reaches a maximun height of 33 meters above the surface of earth. at its maximun height the speed of he tennis ball is
October 16, 2012 by delilah

Physics
A baseball is thrown with a speed of 40m/s at an angle of 30 degrees. Neglecting friction what is the speed of the ball in m/s when it reaches a height of 10 meters?
July 9, 2014 by Anonymous

physics
two students are on a balcony 20.6 m above the street. One student throws a ball vertically downward at 14.7 m/s. At the same instant, the other student throws a ball vertically upward at the same speed. The second ball just misses the balcony on the way down. (Assume the ...
March 2, 2011 by fsfsf

physics
two students are on a balcony 20.6 m above the street. One student throws a ball vertically downward at 14.7 m/s. At the same instant, the other student throws a ball vertically upward at the same speed. The second ball just misses the balcony on the way down. (Assume the ...
March 2, 2011 by fsfsf

Physic
A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30 m C) What is the...
October 22, 2014 by Please help me with the last question

Physics
A soccer ball is kicked with an initial horizonal velocity of 18 m/s and an initial vertical velocity of 18 m/s. 1) What is the initial speed of the ball? 2)What is the initial angle of the ball with respect to the ground? 3)What is the maximum height the ball goes above the ...
September 29, 2011 by Aziz

physics
A ball is thrown vertically upward with a speed of 26.8 m/s from a height of 1.9 m. How long does the ball take to hit the ground after it reaches its highest point?
September 28, 2011 by Kelsi

Physics
What is the velocity at the midway point of a ball able to reach a height y when thrown with an initial velocity v0? (Assume the ball is thrown upward and that up is the positive direction. Use the following as necessary: y and g. ) Someone posted this question before and was ...
May 18, 2012 by James

Physics
A. Consider the motion of a projectile. It is fired at t= 0. Its initial speed is 12 m/s and its initial projection angle is 50◦ from the horizontal. The acceleration of gravity is 9.8 m/s^2. What is the maximum height,h, of its trajectory? Answer in units of m. B. ...
February 19, 2014 by Fabricus

Algebra 2
if an object is thrown vertically upward with an initial velocity of v from an original position of s, the height h at any time t is given by: h=-16t^2+vt+s (where h and s are in ft t is in seconds and v is in ft/sec) If a rock is thrown upward from a height of 100ft, with an ...
April 23, 2014 by Bri

Physics
A ball is thrown straight up and rises to a maximum height of 21 m above the ground. At what height is the speed of the ball equal to half of its initial value? Assume that the ball starts at a height of 1.9 m above the ground.
February 2, 2011 by Renee

Physics
A ball is thrown straight up and rises to a maximum height of 24 m above the ground. At what height is the speed of the ball equal to half of its initial value? Assume that the ball starts at a height of 1.9 m above the ground.
September 13, 2011 by Joe

Physics
A ball is thrown straight up and rises to a maximum height of 20 m above the ground. At what height is the speed of the ball equal to half of its initial value? Assume that the ball starts at a height of 2.1 m above the ground.
February 2, 2012 by Tarra

Physics
Can you help me through this one? I don't want just the answer: A ball is thrown straight up and rises to a maximum height of 24 m above the ground. At what height is the speed of the ball equal to half of its initial value? Assume that the ball starts at a height of 1.9 m ...
September 15, 2011 by Logan

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