newton's third law - Sp3 Flashcards
1
Q
what is the meaning of an equilibrium situation?
A
When the sum of all forces acting on the object are equal to 0
2
Q
how can one distinguish between action-reaction forces and balanced forces?
A
with action-reaction, the 2 forces occurring act on DIFFERENT objects whereas balanced forces occur when both forces act on the SAME object
3
Q
How do objects affect each other when they collide?
A
when objects collide, they will exert equal and opposite forces upon each other for all the time they are in contact - same momentum in different directions
