Unit 4: Force and Motion Review

Front

What is force?

Back

A push or pull on an object.

Front

What is motion?

Back

The change in position of an object over time.

Front

What happens to an object when a force is applied?

Back

It can change speed, direction, or shape.

Front

What is gravity?

Back

A force that pulls objects toward each other, like the Earth pulling us down.

Front

What does it mean for an object to accelerate?

Back

It means the object is speeding up, slowing down, or changing direction.

Front

What is inertia?

Back

The tendency of an object to stay at rest or keep moving unless acted on by a force.

Front

What happens to a ball when it is hit with a racquet?

Back

The ball changes direction and may speed up.

Front

What causes a roller coaster to go down a hill?

Back

Gravity pulls it down.

Front

What happens to a ball thrown up into the air?

Back

It will eventually change direction and come back down due to gravity.

Front

What is the effect of pushing a ball in the same direction it is moving?

Back

The ball moves faster in that direction.