1
Q
Levers are simple machines that can be used to:-
A
- multiply forces.
- distance.
- change the direction in which a force acts.
2
Q
A free body diagram shows all the —— acting on the same object.
A
Forces
3
Q
What will happen if all forces are balanced?
A
The object will not change the way it is moving.
4
Q
What will happen if the forces are unbalanced?
A
The the object will change its motion.
5
Q
What is density?
A
Density is the measure of how tightly matter is compressed in a object.
