9.3 Conservation of momentum Flashcards
1
Q
What is Newton’s third law of motion?
A
» When two objects interact, they exert equal and opposite forces on each other
2
Q
What is a force pair?
A
» Two forces must be one of the same type
» Acts on different objects
3
Q
What is the principle of conservation of momentum?
A
» That for a system of interacting objects, the total momentum reaimins constant, provided no external resultant foce acts on the system
