59 Answered Questions for the topic Gravity

Gravity

02/09/16

How long would it take for a ball dropped from the top of a 256-foot building to hit the ground? Round your answer to two decimal places.
Please help solve!
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Gravity

11/03/15

if the relation W=(f+x)/y,where w&f work and force and x and y are unknowns, is dimensionally correct then find the dimensions of x
if the relation W=(F+X)/y, where W & F and force and x and y are unknown,is dimensionally correct then find the dimensions of x
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09/01/15

how long would it take a ball to fall 81 feet
How long will it take a ball to fall 81 feet
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05/19/15

find gravitational force
A planet has ? the density of earth but 2x the radius. find the surface gravitational force on this planet. (Hint: Earth’s is 10N/Kg)
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04/15/15

A lot of physics questions, please I really need help answering them
Jupiter has a mass of 1.90 x 1027 kg. the semi-major axis of its orbit is 7.78 x 1011. Th radius of the planet is 7.14 x 107 m.  Io, one of jupiter's moons, orbits at a distance of 4.22 x... more
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05/27/14

Calculus and Vectors!
A ramp is inclined at 12 degrees to the horizontal. A cart is pulled 8m up the ramp by a force of 120N, at an angle of 10 degrees to the surface of the ramp. Determine the mechanical work done... more
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02/15/14

What level of acceleration does gravity give?
I was thinking about gravity and isn't it a meters per second per second per second acceleratory force? I mean, as you get close to an object's center of mass the force of gravity gets stronger,... more
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Gravity

11/03/13

Write a summary that includes possible rule changes that might be required on each planet due to the different gravitational forces.
Interplanetary Basketball Extension Activity, "Suppose the formation of an interplanetary basketball league is being considered. Write a summary that includes possible rule changes that might be... more
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Gravity Physics Mechanics

01/29/13

Gravity, height, and rock falling problem - Please help ASAP
A rock dropped from a cliff covers one-third of its total distance to the ground in the last second of its fall. Air resistance is negligible. How high is the cliff?
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