Question

5. Which of the following is the reaction force to the gravitational force acting on your body

as you sit in your chair?
a. The normal force exerted by the chair b. The force you exert downward on the seat
of the chair c. Neither of these forces​

Answer 1

a. The normal force exerted by the chair

Explain:

Answer 2

Option A is the correct answer.

Step-by-step explanation:

The reaction force acts in the opposite direction. Therefore, the force exerted by the chair is acting opposite to the gravitational pull. As the force of the chair is preventing you from being pulled down.