Collisions Flashcards
1
Q
What is the tendency of an object ot resist a change in its motion?
A
inertia
2
Q
What is the measure of how hard it is to stop on object?
A
momentum
3
Q
What does the p, m, and v stand for in p=mv
A
momentum = mass x velocity
4
Q
What is the unit of measurement for momentum?
A
kg x m/s
5
Q
What says that the total momentum remains constant unless an outside force acts on it?
A
law of conservation of momentum
6
Q
What three things can happen to objects during a collision?
A
- bounce in opposite directions
- hit and one stops and the other moves (bounce)
- hit an move in the same direction (sticks together)
