Forces and Motion

Front

Stored energy is also called...

Back

Potential energy.

Front

When forces on an object are balanced, what is the net force?

Back

Zero.

Front

The amount of matter an object has is known as...

Back

Mass.

Front

Gravity is a force that can act on an object without touching the object. True or False?

Back

True.

Front

What is kinetic energy?

Back

Energy that is in use.

Front

What is the force that opposes motion between two surfaces?

Back

Friction.

Front

What is the term for the tendency of an object to resist changes in its state of motion?

Back

Inertia.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Front

What is the force that pulls objects toward each other?

Back

Gravity.

Front

What happens to an object's motion when unbalanced forces act on it?

Back

It accelerates.