Posted by **Anonymous** on Thursday, February 16, 2012 at 3:50pm.

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?

1 s

(b) How long would it take for the ball to reach the ground if it were dropped from rest off the cliff edge?

2 s

(c) How long would it take the ball to fall to the ground if it were thrown at an initial velocity of 20.4 m/s but 12° below the horizontal?

3 s

## Answer This Question

## Related Questions

- Physics - Ball is thrown horizontally off a cliff with an initial speed of 20m/s...
- PHYSICS Urgent help please - A red ball is thrown up off the edge of a building ...
- physics - A red ball is thrown up off the edge of a building 10 m tall with an ...
- Physics - URGENT - A ball is thrown horizontally of a cliff. If the initial ...
- physics - A ball is tossed from an upper-story window of a building. The ball ...
- physics - A)A ball is tossed from an upper-story window of a building. The ball ...
- Physics - A ball is tossed from an upper-story window of a building. The ball ...
- Physics urgent pls! - A ball is tossed from an upper-storey window of a building...
- Physics - A ball is tossed from an upper-story window of a building. The ball is...
- physic - A ball is tossed from an upper-story window of a building. The ball is ...

More Related Questions