The bouncing person because the bounce helped him survive
Answer:
force is that push or pull of the body that change or tends to change the state of rest or uniform motion in a straight line.
Explanation:
hope it is helpful to u
Answer:

Explanation:
Not considering any type of losses in the transformer, the input power in the primary is equal to the output power in the secondary:

So:

Where:

Solving for 

Replacing the data provided:

It is hammer because hammers are not examples of a simple machine