Gravity Vocab & "New" vocab
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14 Terms
Force
A push or a pull on a item
Contact force
A push or a pull on one object by another that is touching it
Gravity
A force that one object can apply to another
Mass
Rolling Friction
Occurs between 2 surfaces in motion and one is a wheel
Sliding Friction
When one solid surface slides over another
Static Friction
Surfaces in contact are at rest
Fluid / Air Friction
Relates to object’s moving in fluid or air
Lubricants
Used to reduce friction
Net Force
The combination of all the forces acting on an object.
Balanced Force
Forces acting on an object that combine and form a net force of zero.
Unbalanced Force
Forces acting on an object that combine and form a net force that is NOT zero.
Newtons First Law Of Motion
If the net force on an object is zero the motion of the object does not change.
Inertia
The tendency of an object to resist a change in its motion.
Note 
Flashcards (24)