Answer :
the thinker is Issac Newton for he proposed 3 laws of motion and they are
1. inertia- an object will remain at rest unless it is moved by an external force.
2. force=mass x acceleration.
3. for every action there is an equal and opposite reaction
1. inertia- an object will remain at rest unless it is moved by an external force.
2. force=mass x acceleration.
3. for every action there is an equal and opposite reaction