G4 Energy and electricity Test

Front

What happens when the lightbulb lights up?

Back

Energy moves through the wires and is changed into light energy in the bulb.

Front

What do potholders serve as when removing hot pans from an oven?

Back

Insulators.

Front

What is a complete electrical circuit?

Back

A circuit that allows electricity to flow uninterrupted.

Front

What happens to electrical energy in a radio?

Back

Electrical energy is changed to sound energy.

Front

Where is potential energy greater on a roller coaster, point A or point B?

Back

Point A has the most potential (stored) energy.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What is kinetic energy?

Back

Energy of motion.

Front

What is potential energy?

Back

Stored energy based on position.

Front

What is an insulator?

Back

A material that does not allow electricity or heat to flow through it easily.

Front

What is a conductor?

Back

A material that allows electricity or heat to flow through it easily.