Force, Motion and Energy STAAR Review

Front

What is a switch's function in a circuit?

Back

To turn on and off the flow of current.

Front

What happens when Switch 3 is closed in a circuit with different-colored lightbulbs?

Back

Only the white and yellow bulbs will operate.

Front

What force makes it harder to move down a hill?

Back

Friction.

Front

If you pull a cord attached to a box, in which direction will the box move?

Back

Up.

Front

What type of energy does a light bulb change electrical energy into?

Back

Light and heat energy.

Front

What is force?

Back

A push or pull that can change the motion of an object.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is a circuit?

Back

A closed loop that allows electricity to flow.