Contents

- How long would it take for a ball dropped from the top of a 256 foot building to hit the ground?
- How long would it take for a ball dropped from the top of a 100 foot building to hit the ground?
- How long would it take for a ball dropped from the top of a 400?
- How long does it take for the stone to hit the ground?
- What is the speed of the first stone as it hits the water?
- What is the velocity of the stone when it hits the ground?

## How long would it take for a ball dropped from the top of a 256 foot building to hit the ground?

1 Expert Answer So the ball will hit the ground in 4 seconds..

## How long would it take for a ball dropped from the top of a 100 foot building to hit the ground?

2.50 sTherefore, it will take 2.50 s for the ball to fall from a 100-foot building.

## How long would it take for a ball dropped from the top of a 400?

Answer: The ball will hit the ground in 5 seconds.

## How long does it take for the stone to hit the ground?

Landing Velocity = -9.80665 * 2.856174 = -28.009498m/s. A stone dropped from a building takes 10 seconds to reach the ground.

## What is the speed of the first stone as it hits the water?

2.5 m/s.The initial speed of the first stone was 2.5 m/s.

## What is the velocity of the stone when it hits the ground?

So the stone’s final speed just before hitting the ground is: v = √(2 × 9.81 × 90) m/s = √(1765.8) m/s = 42.0 m/s.