Friction

Front

Friction is a force that acts in an ___________ direction of movement.

Back

opposite

Front

A type of friction that occurs when air pushes against a moving object causing it to decelerate.

Back

air resistance

Front

How would the absence of friction affect a marble traveling on a long, straight path? Options: The marble’s speed would decrease., The marble’s speed would increase., The marble would stop immediately., The marble would remain at constant speed.

Back

The marble would remain at constant speed.

Front

How would the absence of friction affect a marble traveling on a long, straight path? Options: The marble’s speed would decrease., The marble’s speed would increase., The marble would stop immediately., The marble would remain at constant speed.

Back

The marble would remain at constant speed.

Front

Swimming fish experience-
Options: Rolling Friction, Sliding Friction, Fluid Friction, Static Friction

Back

Fluid Friction

Front

How does friction affect speed?

Back

More friction decreases speed.

Front

The rougher the surface, the faster an object will travel over the surface.

Back

False

Front

The rougher the surface, the faster an object will travel over the surface.

Back

False

Front

When most objects with smooth surfaces rub, there is less friction.

Back

True

Front

What is the unit called that measures force? Options: weight, meter, Newton, kilogram

Back

Newton