# science

posted by .

A ball is dropped from a cliff and has an acceleration of 9.8 m/s2. How long will it take the ball to reach a speed of 24.5 m/s?

## Similar Questions

1. ### physics

-Suppose that a person is standing on the edge of a cliff 50 m high, so that the ball in his/her hand can fall to the base of the cliff. Questions (a)-How long does it take to reach the base of the cliff?
2. ### Science

A ball is thrown from a cliff at a horizontal speed of 3m/second and at the same time a second ball is dropped straight down from the cliff. How fast will the dropped ball be going after 2 seconds?
3. ### SCIENCE; Physics

A ball is dropped from a cliff amd has an acceleration of 9.8 meters per second squared. How long will it take the ball to reach a speed of 24.5 meters per second squared (m/s^2) ?
4. ### physics

A ball is dropped from a height of 1.5m. how long will it take the ball to reach the ground and what velocity will it reach?
5. ### physics

A ball is thrown horizontally off the edge of a cliff with an initial speed of 20.4 m/s. (a) How long does it take for the ball to fall to the ground 20.3 m below?
6. ### Physics

suppose you are standing on the edge of a cliff 400 m high and you throw 2 balls in the air: one (ball a) directly upward with a speed of 17.6 m/s and one (Ball b) directly downward with a speed 17.6 m/s. 1.) how high will ball A rise?
7. ### Physics

suppose you are standing on the edge of a cliff 400 m high and you throw 2 balls in the air: one (ball a) directly upward with a speed of 17.6 m/s and one (Ball b) directly downward with a speed 17.6 m/s. 1.) how high will ball A rise?
8. ### physics

A ball is dropped a high cliff, and two second later another ball was thrown vertically downwards with an initial speed of 30 m/s.How long will it take the second ball to overtake the first?
9. ### Physics

You are standing on a 50m cliff and throw a ball upwards at 8.2m/s - calculate the maximum height the ball will reach - calculate the time it will take the ball to return where it started - calculate the speed of the ball when it hits …
10. ### Physics

A ball is thrown straight up at 13.0 m/s near the edge of a 30.0-meter high cliff. The ball lands at the bottom of the cliff. a) What is the acceleration of the ball just after it is thrown (magnitude and direction)?

More Similar Questions