Part 1: Fill in the blanks below to state Newton's three laws of motion. Choose the appropriate word inside the box. rest speed direction force accelerates reaction strength Newton's 1st Law. All objects will remain at constant in the same REST or will continue to move at a unless acted upon by an unbalanced Newton's 2nd Law: Unbalanced forces cause an object to, This can be stated mathematically by the formula: F=ma Newton's 3rd Law: Every action produces an equal_STRENGTH_ direction. and opposite​