Friday

April 25, 2014

April 25, 2014

Number of results: 11,792

**Physics**

A uniform solid ball rolls smoothly along a floor, then up a ramp inclined at 13.5 degrees. It momentarily stops when it has rolled 1.65 m along the ramp. What was its initial speed?
*Sunday, November 17, 2013 at 8:29pm by Kelsey*

**physics**

A solid ball rolls along a frictionless plane. It is 4 kilograms and is moving at a velocity of 15 meters per second. If it has a completely elastic collision and transfers all of its momentum to a stationary solid ball of 14 kilograms, what will be the velocity of the second ...
*Wednesday, October 17, 2012 at 2:17pm by joshh*

**physics**

A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
*Tuesday, November 8, 2011 at 7:04pm by kim*

**physics**

A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
*Tuesday, November 8, 2011 at 7:12pm by kim*

**physics : HELP PLEASE**

A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
*Tuesday, November 8, 2011 at 8:01pm by kim*

**physics : HELP PLEASE**

A ball rolls along a desktop with an uniform velocity of 3 m/s. What is the displacement after 10 seconds have passed? A ball is thrown upward with an initial velocity of 18 m/s? What is the maximum height the ball reaches if the ball is assumed to leave from the ground? &#...
*Tuesday, November 8, 2011 at 8:20pm by kim*

**physics**

A ball of radius 0.211 m rolls along a horizontal table top with a constant linear speed of 3.41 m/s. The ball rolls off the edge and falls a vertical distance of 2.27 m before hitting the floor. What is the angular displacement of the ball while the ball is in the air?
*Friday, March 16, 2012 at 10:31pm by Katie*

**Physics**

A bowling ball rolls without slipping up a ramp that slopes upward at an angle (beta) to the horizontal. Treat the ball as a uniform, solid sphere, ignoring the finger holes. What is the acceleration of the center of mass of the ball? Express your answer in terms of the ...
*Tuesday, April 3, 2012 at 6:34pm by Joe*

**physics**

A ball mass 500g rolls at a velocity of 2m/s and hits another ball of mass 250g 1.What is the velocity of a small ball if the bigger ball immediately stops after collision? 2.What is the velocity of the bigger ball if it rolls in the same direction with the smaller ball at 0....
*Saturday, January 21, 2012 at 1:07pm by lufuno nemugumoni*

**physics**

A ball of radius 0.2m rolls along a horizontal table top with a constant linear speed of 3.04 m/s. The ball rolls off the edge and falls a vertical distance of 2.02m before hitting the floor. What is the angular displacement of the ball while it is in the air.
*Wednesday, October 26, 2011 at 11:22pm by Sami*

**Physics**

What is the minimum height you would have to place a solid ball of mass M and radius R (I=2MR^2/5) on a hill in order for the ball to make it completely around a circular loop at the bottom of the hill? The diameter of the loop is D. Assume the ball rolls without slipping.
*Wednesday, April 3, 2013 at 6:13pm by Suzy*

**Math- 5th grade**

Shauna baked bread rolls to sell at a school fair. 2/5 of the rolls were chocolate rolls, 1/3 were raisin rolls, 1/4 of the remainder were strawberry rolls, and the rest were vanilla rolls. What fraction of the rolls were vanilla rolls?
*Tuesday, May 21, 2013 at 1:03am by Ashli*

**physics**

A ball rolls along flat ground at 7.0 m/s then encounters a hill. If the ball rolls 15 m up the hill before coming to a stop, what was the acceleration (in m/s2) experienced by the ball as it rolled up the hill?
*Thursday, September 12, 2013 at 9:37pm by dominique*

**physics**

A solid ball of radius b and mass m is released from the top of an incline of the incline is at the height h above the ground. If the ball rolls without slipping, what willl be its linear speed when it reaches the botton of the incline?
*Friday, November 25, 2011 at 10:42am by pakilina*

**physics help 2!!**

When a pitcher throws a curve ball, the ball is given a fairly rapid spin. A 0.15 kg baseball with a radius of 3.7 cm is thrown with a linear speed of 41 m/s and an angular speed of 37 rad/s. Assume that the ball is a uniform, solid sphere. Calculate how much of its kinetic ...
*Saturday, October 18, 2008 at 2:22am by kelsey*

**Physics**

A 6.25 kg solid ball with a radius of 0.185 m rolls without slipping at 3.55 m/s. What is its total kinetic energy?
*Saturday, June 9, 2012 at 5:18pm by Kayla*

**physics**

A steel ball rolls with constant velocity across a tabletop 0.950m high. IT rolls off and hits the ground +0.352m horizontally from the edge of the table. How fast was the ball rolling?
*Saturday, December 12, 2009 at 2:14pm by Anonymous*

**Physics**

After you pick up a spare, your bowling ball rolls without slipping back toward the ball rack with a linear speed of v = 3.41 m/s To reach the rack, the ball rolls up a ramp that rises through a vertical distance of h = 0.529 m. What is the linear speed of the ball when it ...
*Sunday, March 13, 2011 at 2:29pm by Megan*

**physics**

After you pick up a spare, your bowling ball rolls without slipping back toward the ball rack with a linear speed of v = 3.27 m/s To reach the rack, the ball rolls up a ramp that rises through a vertical distance of h = 0.572 m. What is the linear speed of the ball when it ...
*Friday, October 19, 2012 at 11:55pm by Emily *

**physics**

A ball rolls up a ramp and then back down again. The ramp is oriented so that the ball is rolling to the right as it rolls up the ramp. Assume that positive v and a vectors point to the right. Which statement is true about the ball's horizontal acceleration?
*Thursday, January 19, 2012 at 12:46pm by Vicki*

**Physics (Rotational Kinetic Energy)**

Hello, The question is: A solid ball rolls along the floor with a constant linear speed v. Find the fraction of its total kinetic energy that is in the form of rotational kinetic energy about the center of the ball. Krot/Ktotal = ? The answer I keep getting is 3/1, but the ...
*Wednesday, October 21, 2009 at 9:29pm by Ben*

**physics**

a steel ball rolls with a constant velocity across a tabletop 0.91 m high. it rolls off the table and hits the ground 0.77 m from the edge of the table. how fast was the ball rolling?
*Wednesday, November 14, 2012 at 1:38pm by Stevens*

**physics**

A ball rolls with a speed of 6.4 m/s toward the edge of a table that is 0.7 m above the floor. The ball rolls off the table. a. Find the magnitude of the balls velocity when it hits the floor. m/s b. At what angle, measured from the horizontal, will the ball's velocity make ...
*Saturday, February 25, 2012 at 2:36pm by Tim*

**Phyics**

A rubber ball with a radius of 4.8 cm rolls along the horizontal surface of a table with a constant linear speed v. When the ball rolls off the edge of the table, it falls 0.83 m to the floor below. If the ball completes 0.68 revolutions during its fall, what was its linear ...
*Sunday, October 19, 2008 at 2:27pm by Andrew*

**Physics**

A ball of radius 0.300 m rolls along a horizontal table top with a constant linear speed of 3.30 m/s. The ball rolls off the edge and falls a vertical distance of 2.50 m before hitting the floor. What is the angular displacement of the ball while it is in the air? (All ...
*Tuesday, April 24, 2007 at 2:49pm by Mary*

**Math**

A ball rolls into a corner of a room, where it touches both walls (and, obviously, the floor). A larger ball rolls into the same corner so that it touches both walls and the first, smaller ball. The small ball has a radius 1 inch. What is the radius of the large ball? I don't ...
*Thursday, August 19, 2010 at 11:14am by John*

**Physics**

A 6.25 kg solid ball with a radius of 0.185 m rolls without slipping at 3.55 m/s. What is its total kinetic energy? I didn't understand what the last person gave me for help can someone please help me!
*Sunday, June 10, 2012 at 5:40pm by Kayla*

**physics**

. A ball, initially at rest at t= 0 seconds, rolls with constant acceleration down an inclined plane 10 meters long. If the ball rolls 1 meter in the first 2 seconds, how far will it have rolled at t= 4 seconds?
*Tuesday, November 8, 2011 at 2:22pm by Anonymous*

**physics**

A ball rolls with a speed of 4.4 m/s toward the edge of a table that is 1 m above the floor. The ball rolls off the table. a. How long is it in the air? s b. How far out from the edge of the table does the ball hit the floor? m
*Saturday, February 25, 2012 at 2:22pm by John*

**Physics - Height of ball launch**

A solid ball of mass m and radius r rolls without slipping through a loop of radius R, as shown in the figure. From what height h should the ball be launched in order to make it through the loop without falling off the track? (Use any variable or symbol stated above along with...
*Thursday, October 21, 2010 at 9:09pm by Gina*

**physics**

A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 3.4 m down a q = 29° incline. The sphere has a mass M = 3.7 kg and a radius R = 0.28 m. What is the magnitude of the frictional force on the sphere?
*Friday, April 9, 2010 at 12:01am by rufy *

**mechanics**

A uniform solid sphere rolls down an incline. What must be the incline angle (deg) if the linear acceleration of the center of the sphere is to have a magnitude of 0.16g?
*Monday, November 19, 2012 at 6:00pm by JV*

**Physics**

A uniform solid sphere rolls down an incline without slipping. If the linear acceleration of the center of mass of the sphere is 0.21g, then what is the angle the incline makes with the horizontal?
*Friday, March 16, 2012 at 1:48am by Sean*

**Physics**

A solid ball of mass m rolls along a horizontal surface with a translational speed of v. What percent of its total kinetic energy is translational?
*Sunday, November 14, 2010 at 6:06pm by Lacey*

**physics**

A 156 gram 8 ball rolls across a pool table at 2 m/s when it collides with a 7 ball of equal mass rolling in the opposite direction at 1.5 m/s. The 8 ball bounces backwards at 1 m/s. Find the momentum of the 7 ball.
*Tuesday, June 12, 2012 at 5:00pm by someone*

**science physic**

If a ball rolls down an inclined plane and picks up 4 m/s each second it rolls, its acceleration is
*Wednesday, January 30, 2013 at 9:49pm by denise*

**PHYSICS 1**

When a pitcher throws a curve ball, the ball is given a fairly rapid spin. A 0.15 kg baseball with a radius of 3.7 cm is thrown with a linear speed of 41 m/s and an angular speed of 37 rad/s. Assume that the ball is a uniform, solid sphere. (b) Calculate how much of its ...
*Monday, October 20, 2008 at 4:28am by kelsey*

**physics**

a ball rolls down a roof tht makes an angle of 30 to horizontal.it rolls off the egde with a speed of 5.00m/s.distance to the ground from that point is 7.00m a)how long is the ball in the air b)how far from the base of the house does it land? c)what is its speed just before ...
*Tuesday, May 1, 2012 at 5:49am by sandhya*

**Physics**

A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 4.4 m down a q = 20° incline. The sphere has a mass M = 4.6 kg and a radius R = 0.28 m. Of the total kinetic energy of the sphere, what fraction is translational? KEtran/KEtotal = ?
*Monday, July 11, 2011 at 11:12pm by Kyley*

**physics**

What net torque is required to give a uniform 12-kg solid ball with a radius of 0.22m an angular acceleration of 12rad/s2 ?
*Thursday, November 14, 2013 at 2:31pm by help!*

**Physics**

A solid ball of mass m and radius r rolls without slipping through a loop of radius R, as shown in the figure. From what height h should the ball be launched in order to make it through the loop without falling off the track? (Use any variable or symbol stated above along with...
*Friday, October 22, 2010 at 9:21am by Gina*

**physics**

A solid ball of mass m and radius r rolls without slipping through a loop of radius R, as shown in the figure. From what height h should the ball be launched in order to make it through the loop without falling off the track? (Use any variable or symbol stated above along with...
*Friday, March 25, 2011 at 6:43pm by Anonymous*

**Physics**

A ball rolls down a hill with a constant acceleration of 2.0 m/s2. If the ball starts from rest, (a) what is its velocity and the end of 4.0 s? (b) How far did the ball move?
*Monday, September 26, 2011 at 10:53pm by Me*

**Physics**

A ball rolls down a hill with a constant acceleration of 2.0 m/s2. If the ball starts from rest, (a) what is its velocity and the end of 4.0 s? (b) How far did the ball move?
*Monday, September 26, 2011 at 10:56pm by Me*

**please help me**

A ball starts from rest and rolls down a hill with uniform acceleration, traveling 170 m during the second 5.5 s of its motion How far did it roll during the first 5.5 s of motion? x=
*Tuesday, March 6, 2012 at 10:04am by aisha*

**Physics 1**

A ball starts from rest and rolls down a hill with uniform acceleration, traveling 150 m during the second 5.0 s of its motion. How far did it roll during the first 5.0 s of motion?
*Thursday, January 24, 2013 at 11:11pm by Heather*

**solid mensuration**

103. A billiard ball, aimed at a point A on the edge of the cushion of a horizontal billiard table, rolls along a line making 18 degrees with the cushion. If the cushion over hangs so that its edge is 4 cm. above the table and the diameter of the ball is 5 cm. find the ...
*Saturday, May 12, 2012 at 7:00pm by apolonio*

**Physics**

A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 4.4 m down a q = 20° incline. The sphere has a mass M = 4.6 kg and a radius R = 0.28 m. What is the translational kinetic energy of the sphere when it reaches the bottom of the ...
*Monday, July 11, 2011 at 11:13pm by Kyley*

**Physics**

A 0.525 ball starts from rest and rolls down a hill with uniform acceleration, traveling 154 during the second 10.0 of its motion. How far did it roll during the first 4.00 of motion?
*Sunday, September 10, 2006 at 2:16pm by JC*

**Physics Check**

A ball is rolling across the top of a billiard table and slowly rolls to a stop. How would Galileo explain the motion of the ball as it stopped? a)The ball's natural state is at rest =b)The ball stopped because it ceased to be pushed c)The ball stopped due to external forces ...
*Monday, July 12, 2010 at 11:45am by Ariel*

**Physics**

A 28 kg ball initially at rest rolls down a 159 m hill. When the ball reaches the bottom it is traveling at 31.3 m/s. How much energy is dissipated by friction on the ball?
*Friday, March 14, 2014 at 11:23am by Anonymous*

**I need help (Physics)**

A 28 kg ball initially at rest rolls down a 159 m hill. When the ball reaches the bottom it is traveling at 31.3 m/s. How much energy is dissipated by friction on the ball?
*Friday, March 14, 2014 at 12:02pm by Help please*

**Physics**

We can roughly model a gumnastic tumbler as a uniform solid cylinder of mass 75 kg and diameter 1.0 m. If the tumbler rolls forward at .50 rev/s. A) how much total kinetic energy does he have and B) what percent of his total kinetic enery is rotational?
*Thursday, June 25, 2009 at 8:51pm by Sarah*

**physics**

A golf ball rolls off a horizontal cliff with an initial speed of 14.1 m/s. The ball falls a vertical distance of 14.0 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water?
*Tuesday, January 31, 2012 at 11:54am by chelsea*

**Physics**

A golf ball rolls off a horizontal cliff with an initial speed of 12.2 m/s. The ball falls a vertical distance of 17.3 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water?
*Tuesday, June 18, 2013 at 9:44pm by Justin*

**physics**

an overhead view of the path taken by a 0.162 kg cue ball as it bounces from a rail of a pool table. The ball's initial speed is 1.11 m/s, and the angle è1 is 64.7°. The bounce reverses the y component of the ball's velocity but does not alter the x component. What are (a) ...
*Monday, July 7, 2008 at 7:45pm by farah*

**Science check answers please and quickly**

1. Jim is doing a physics experiment on the rate of cooling of solid objects in air. Which of the following is a variable that is not directly part of his experiment, but should be controlled in his experiment? (Points : 1) initial temperature to which he heats the solid ...
*Wednesday, January 8, 2014 at 12:10pm by Greg*

**physics**

solid sphere of uniform density starts from rest and rolls without slipping down an inclined plane with angle è = 30o. The sphere has mass M = 8 kg and radius R = 0.19 m . The coefficient of static friction between the sphere and the plane is ì = 0.64. What is the magnitude of...
*Sunday, March 31, 2013 at 10:16pm by phil*

**Physics**

A ball rolls down an incline at a constant acceleration of 2 m/s^2. What is the velocity of the ball after 8.5 s? How far does the ball roll in 10s? How far does the ball roll in the seventh second?
*Monday, January 11, 2010 at 8:49pm by Iman*

**physics**

A ball starts from rest and rolls down a hill with uniform acceleration, traveling 170 m during the second 5.5 s of its motion. How far did it roll during the first 5.5 s of motion? Express your answer using two significant figures. x= m
*Monday, March 5, 2012 at 3:53pm by aisha*

**Physics**

A solid disk rolls along the floor with a constant linear speed v. (a) Find the fraction of its total kinetic energy that is in the form of rotational kinetic energy about the center of the ball. Krot/Ktotal = ?
*Monday, March 8, 2010 at 9:33pm by Ace*

**Physics**

A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 3.4 m down a q = 29° incline. The sphere has a mass M = 3.7 kg and a radius R = 0.28 m. What is the magnitude of the frictional force on the sphere? --The other person did this for ...
*Friday, April 9, 2010 at 3:43pm by rufy*

**Physics**

The moment of inertia of a solid uniform sphere of mass M and radius R is given by the equation I=(2/5)MR2 . Such a sphere is released from rest at the top of an inclined plane of height h, length L, and incline angle è. If the sphere rolls down the plane, find its speed at ...
*Thursday, April 7, 2011 at 2:44pm by Anonymous*

**physics**

A solid uniform 45.0 kg ball of diameter 32.0 cm is supported against a vertical frictionless wall using a thin 30 cm wire of negligible mass. (a) make a free body diagram for the ball and use it to find the tension in the wire and (b) how hard does the ball push against the ...
*Friday, June 11, 2010 at 10:45am by L*

**Physics**

A uniform solid cylinder of mass M and radius R is at rest on a slab of mass m, which in turn rests on a horizontal, frictionless table. If a horizontal force is applied to the slab, it accelerates and the cylinder rolls without slipping. Find the acceleration of the slab in ...
*Monday, October 8, 2012 at 11:26pm by Amjad*

**Physics**

(b) Given that Icm = ½MR2 for a uniform solid wheel, (i) show that the rotational kinetic energy is half the translational kinetic energy for such a wheel. (ii) For the wheel of diameter 10 cm, find its final speed after traversing a distance of 10 m down an incline of 25º. ...
*Tuesday, July 20, 2010 at 11:22am by Oisin*

**Physics (Angular Momentum)**

A solid ball of radius 10cm and mas 8kg rolls in the y direction with a speed of 10 m/s At the instant that it is 3m from the origin along the x axis, what is the angular momentum (mag + direction) about its center of mass?
*Friday, July 13, 2012 at 4:28pm by Jennifer*

**college physics**

if a 12kg ball rolls down a ramp at 3 m/s and crashes into a pillow and it takes 0.65 s to stop the ball what is the momentum of the ball and the force exerted by the pillow? I would like to know the formula on how to figure this out.
*Friday, March 15, 2013 at 7:12pm by patti*

**physics**

A ball rolls up a ramp and then back down again. The ramp is oriented so that the ball is rolling to the right as it rolls up the ramp. Assume that positive v and a vectors point to the right. Which statement is true about the ball's horizontal acceleration? b. The ball has a ...
*Thursday, January 19, 2012 at 12:49pm by Vicki*

**Physics**

A uniform solid sphere of mass 4kg and diameter 20cm initally at rest, begins to roll without slipping under the influece of gravity, down an incline that makes an angle of 15degrees to the horizontal 1 calculate the angular acceleration of the sphere 2 what is the total ...
*Saturday, August 7, 2010 at 2:46pm by Dermot*

**physics**

a ball is released from rest and rolls down a slope. It covers 7.5m in 12.4s. Find the average speed of the ball in m/s and km/hr.
*Wednesday, August 10, 2011 at 12:03am by Martha*

**Physics**

A 2 kg ball rolls at 2 m/s toward a 1 kg ball at rest. After the balls collide they stick together and move at _____ m/s.
*Wednesday, March 2, 2011 at 11:36pm by Amber*

**physical**

A ball rolling across a field with an acceleration of -0.5 m/s rolls 12.5 m and then comes to a stop after 8 seconds. What was the ball's initial speed?
*Friday, August 12, 2011 at 10:09pm by abu*

**Physics**

A 5 kg ball rolls down a 10meter long slope. Ignoring friction, how fast will the ball be rolling when it reaches the bottom?
*Monday, October 21, 2013 at 9:34pm by Nina*

**9th grade**

A bowler rolls a 5 kg bowling ball down a magical frictionless bowling alley. The ball accelerates at an average rate of 2 m/s^2. How much force did the bowler apply to the ball?
*Wednesday, November 3, 2010 at 7:16pm by Nick*

**physics**

A ball rolls off a platform that is 5 meters above the ground. The ball's horizontal velocity as it leaves the platform is 4.8 m/s. (a) How much time does it take for the ball to hit the ground? (Use g = 10 m/s2.) . s
*Wednesday, February 1, 2012 at 7:08pm by ana*

**AP physics**

a 5.7 kg ball rolls over the edge of a 4.4 m tall cliff. If the total mechanical energy of the ball is 890 j at the instant that it goes over the edge, how fast is the ball moving? Not sure how to get V when you know TME.
*Tuesday, October 18, 2011 at 9:16pm by James*

**Physics**

A ball initially moving at 0.5m/s rolls down a straight slope, accelerating at 0.25m/s^2 for 4 sec, how far does the ball travel in this time?
*Thursday, June 16, 2011 at 12:12am by greg*

**Physics**

Modern bowling alleys have automatic ball returns. The ball is lifted to a height of 2.50 at the end of the alley and, starting from rest, rolls down a ramp. It continues to roll horizontally and eventually rolls up a ramp at the other end that is 0.700 off the ground. ...
*Saturday, July 7, 2012 at 2:39pm by Sherry*

**Physics Honors**

A golfer is teeing off on a 170 m long par 3 hole. The ball leaves with a velocity of 40 m/s at 50 degrees to the horizontal. Assuming that she hits the ball on a direct path to the hole, how far from the hole will the ball land (no bounces or rolls)?
*Friday, December 2, 2011 at 12:20am by Jacqueline*

**Physics. PLEASE HELP!!**

Consider a wheel (solid disk) of radius 0.748 m, mass 16 kg and moment of iner- tia 1/2 MR^2 . The wheel rolls without slipping in a straight line in an uphill direction 27 above the horizontal. The wheel starts at angular speed 20.5882 rad/s but the rotation slows down as ...
*Friday, April 20, 2012 at 12:41pm by Amber*

**physics**

a ball rolls off an incline at an angle of 30 below the horizontal at a velocity of 22m/s. how far from the base will the ball hit the floor if it lands in 3s?
*Thursday, October 14, 2010 at 7:17pm by jane*

**physics**

a ball of mass m , moving with uniform speed, collides elastically with another stationary ball.the incident ball will lose maximum kinetic energy when the mass of the stationary ball is?
*Wednesday, April 11, 2012 at 9:02am by srikala*

**physics-3**

A golf ball at a mini golf course travels 4.2 m along a carpeted green. When the ball reaches the hole 3.0 s later, its speed is 1.3 m/s. Assuming the ball undergoes constant uniform acceleration, what is the ball's initial speed?
*Wednesday, September 16, 2009 at 10:25pm by NoNo100*

**physics rewrite**

starting from rest, a ball rolls, down an incline at a constant acceleration of 2meters per second squared what is the velocity of the ball after 8.5 seconds? how far does the ball roll in 10 seconds? any one can help pleasse im stuck show n detail how to find the answer
*Sunday, January 13, 2008 at 2:13pm by ashley*

**Physics**

A ball is rolled off a table that is 0.481 m above the floor. The ball is rolling with a velocity if 1.8 m/s as it goes off the edge of the table. At the exact instant the first ball rolls off the table a second ball is dropped from the same height. A.) How long does it take ...
*Monday, July 22, 2013 at 8:20pm by Jason*

**Physics**

A uniform, spherical bowling ball of mass m and radius R is projected horizontally along the ﬂoor at an initial velocity v0 = 6.00 m/s. The ball is not rotating initially, so ω0 = 0. It picks up rotation due to (kinetic) friction as it initially slips along the &#...
*Wednesday, November 19, 2008 at 7:20pm by Samantha*

**physics PLEASE I NEED HELP**

Roy has a bowling ball in the trunk of his car when he goes around corners the ball rolls across the truck and A) if roy turns to the right which wall of the trunk will the ball hit? b) Once the ball hit the wall of the trunk the wall exerts a force on the ball. what type of ...
*Monday, June 4, 2012 at 4:20pm by lisa*

**chemistry**

The kinetic energy of a rolling billiard ball is given by {\rm{KE}} = 1/2\,mv^2 . Suppose a 0.17-{\rm kg} billiard ball is rolling down a pool table with an initial speed of 4.5 m/s. As it travels, it loses some of its energy as heat. The ball slows down to 3.5 m/s and then ...
*Thursday, March 4, 2010 at 9:43pm by john*

**physics**

A ball with a horizontal speed of 1.25 {\rm m/s} rolls off a bench 1.00 {\rm m} above the floor. How long will it take the ball to hit the floor? How far from a point on the floor directly below the edge of the bench will the ball land?
*Sunday, March 11, 2012 at 8:06pm by linda*

**physics**

A solid uniform marble and a block of ice, each with the same mass, start from rest at the same height above the bottom of a hill and move down it. The marble rolls without slipping, but the ice slides without friction. Find the speed of each of these objects when it reaches ...
*Sunday, April 6, 2008 at 10:56pm by Erin*

**Physics**

A large solid cylinder rolls without slipping down a 40 m long hill with a 30 degree slope. The cylinder then rolls a short distance over level ground and then off a 20 meter high sheer cliff. How far from the base of the cliff does the cylinder land? Ignore friction and air ...
*Monday, April 9, 2012 at 8:22pm by Mary*

**physics**

A 32 g ball rolls around a 40 cm diameter L-shaped track, shown in the figure below, at 60 rpm. Rolling friction can be neglected. What is the magnitude of the net force exerted on the ball?
*Monday, April 11, 2011 at 3:39pm by Anonymous*

**Physics**

A solid and a hollow ball, each with a mass of 1 kg and radius of 0.1 m, start from rest and roll down a ramp of length 3 m at an incline of 35 degrees. An ice cube of the same mass slides without friction down the same ramp. Which ball will reach the bottom first? Does the ...
*Tuesday, October 18, 2011 at 5:15pm by Temi*

**physics**

A ball rolls off of a table with a speed of 2 m/s. The table is 1.2 m high. How long will it take to the ball to hit the ground?
*Wednesday, October 26, 2011 at 12:30pm by kimberly*

**Physics**

A ball rolls off the edge of a table that is 1.03 m high, and it strikes the floor at a point 1.40 m from the base of the the table. What is the initial speed in m/s of the ball?
*Tuesday, November 13, 2012 at 9:17pm by Asia*

**Physics**

A child rolls a ball on a level floor 3.4 m to another child. If the ball makes 9.0 revolutions, what is its diameter?
*Thursday, November 25, 2010 at 7:10pm by Kevin*

**physics**

A small steel ball rolls off a table (1 meter high) with a speed of 2 m/s. Where should they place a can (15 cm high; diameter 10 cm) to catch the ball?
*Tuesday, October 18, 2011 at 4:03pm by mimi*

**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 by flip*

**physics**

A small steel ball rolls off a table (1 meter high) with a speed of 2 m/s. Where should they place a can (15 cm high; diameter 10 cm) to catch the ball?
*Thursday, October 17, 2013 at 12:42am by Anonymous*

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