Question

Amyx is building a treehouse in his backyard. He notices that every time he strikes a nail with the hammer, the hammer bounces back just a little bit as the nail goes farther into the wood. This is because when the hammer strikes and exerts a force on a nail, the nail
A.
disperses the force of the impact throughout the wood.
B.
exerts an equal and opposite force back on the hammer.
C.
creates a balanced force.
D.
is stuck and won't go any further into the wood.

Answer 1

B. exerts an equal and opposite force back on the hammer.