Forces and Motion

Front

What makes objects move?

Back

A force is applied.

Front

What is gravity?

Back

A force that pulls objects toward the center of the earth.

Front

What type of force is it when forces are equal and do not cause motion?

Back

Balanced force.

Front

What type of force causes an object to move?

Back

Unbalanced force.

Front

What is speed?

Back

How fast an object is going.

Front

What is a force?

Back

A push or pull on an object.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is acceleration?

Back

The rate at which an object changes its velocity.

Front

What is the unit of force?

Back

Newton (N).