Question

Why does a rider on horseback fall when the horse starts running all of a sudden?

a. The rider is suddenly afraid of falling

b. The lower body of the rider moves forward with the horse but the inertia of rest keep

the upper body at rest

c. The rider is pushed backwards

d. None of the above options​

Answer 1

Answer:

The lower body of the rider moves forward with the horse but the inertia of rest keep the upper body at rest

Explanation:

Newtons third law states that for every action (force) in nature there is an equal and opposite reaction. In other words, if object A exerts a force on object B, then object B also exerts an equal and opposite force on object A.

hope it helps..