Weegy: To every action there is always an equal and opposite reaction: or the forces of two bodies on each other are always equal and are directed in opposite directions. User: An object with a mass of 90 grams, moving at a constant velocity of 6 meters per second, has __________. Weegy: Momentum is the answer. Here is an example.
Example: Object 1 (mass is 6 kg), moving along with a velocity of 10 m/s, collides with Object 2 (mass is 3 kg), ... (More)