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I am using KEY WORDS! Do NOT get these mixed up with the actual definition.


push; pull

net force

combined forces

balance force

equal and opposite

Unbalanced Force

size and distance





air resistance

upward force

terminal velocity

balanced (gravity and air)


product (mass and velocity)

Law of conservation of momentum


Newtons Second Law of Motion

acceleration; force; mass


mass and force

static friction

prevents 2 surfaces from sliding past each other

sliding friction

opposes the motion of 2 surfaces sliding past each other

rolling friction

forces between a rolling object and the surface it rolls on

Newtons Third Law of Motion


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