FRICTION (PP 219-223)

____________ is a force that opposes motion between two surfaces sticking or touching together

_____________ affects the motion of falling objects by acting against the force of gravity

What are the 4 kinds of friction?

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______________ is the frictional force associated with the rotational movement of a wheel or other circular objects along a surface

• ROLLING FRICTION

• SLIDING FRICTION

• FLUID FRICTION

• STATIC FRICTION

Sliding Friction is also called __________

____________ occurs when two objects rub against each other or slide against each other, it is also caused by bonding between surfaces

• ROLLING FRICTION

• FLUID FRICTION

• STATIC FRICTION

• SLIDING FRICTION

_____________ is friction between moving objects and a liquid or gas moving in

• STATIC FRICTION

• SLIDING FRICTION

• ROLLING FRICTION

• FLUID FRICTION

__________ occurs in stationary objects or objects at rest

• ROLLING FRICTION

• SLIDING FRICTION

• FLUID FRICTION

• STATIC FRICTION

What are the 3 desirable effects of friction?

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What are the 2 undesirable effects of friction?

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