Science Reviewer

Front

Motion

Back

a change in an object's position

Front

speed

Back

how fast an object's position changes over time at any given time

Front

velocity

Back

the speed and direction of an object

Front

acceleration

Back

a change in velocity over time

Front

force

Back

is any push or pull

Front

inertia

Back

the tendency of an object in motion to stay in motion or of an object at rest to stay at rest.

Front

friction

Back

a force between surfaces that slows objects or stops them from moving

Front

gravity

Back

a noncontact force that acts over a distance and pulls all objects toward each other.

Front

What causes heat when rubbing your hands together?

Back

friction

Front

If you drop a rock in a lake, the rock will slow down because the water exerts ____.

Back

drag forces