When a football player receives a blow to the head that results in a concussion, the situation can be explained in part by:
A) The law of force
B) The law of inertia
C) Law of acceleration
D) Law of action-reaction
E) None of these is correct.

Question

Quizplus · Accepted Answer

The law of inertia, Newton's first law, explains that an object in motion stays in motion unless acted upon by an external force. A blow to the head causes the brain to continue moving inside the skull, leading to a concussion.

When a Football Player Receives a Blow to the Head