The impulse given to a ball with massb of 2kg is 16 Ns. if the ball starts grin the rest, what is its final velocity?

A) 8ms

B) 30ms

C) 32ms

Each of the objects below is dropped from the same height. which one would be least affected by air resistance?

A 500.-kg roller coaster car starts from rest at the top of a 60.0-meter hill. Find its potential energy when it is halfway to the bottom.

As a cat pounces on a mouse, her muscles burn 10 units of potential energy (which the cat previously gained from eating). however, the pounce itself only required 4 units of kinetic energy. how many units of energy were dissipated as heat?

How fast must a 0.142-kg baseball move in order to have the same momentum as the bus?

What is the stone number of an onygen atom that has 8 protons in its nucleus?

Which statement best describes the effect of scientific advances on society? A. They always have a positive impact on society. B. They are inspired by the needs of society. C. they do not affect society beyond the community level. D.

Which way does wind blow, A. horizontally, B. Only from east to west, C. Only from West to east, D. vertically

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?

What are sound waves