Thermal & Electrical Energy Review

Front

What do a penny, copper wire, metal fork, and aluminum foil have in common? They are all _____________.

Back

conductors

Front

If a substance in 3 different insulators has a starting temperature of 80 degrees C, which ending temperature would belong to the BEST insulator?

Back

78 degrees C

Front

A __________ is a substance that allows energy to flow through.

Back

conductor

Front

Both the positive and negative ends of a __________ need to be connected to power an electric circuit.

Back

battery

Front

Electrical ______________ do NOT allow electrical energy to flow through.

Back

insulators

Front

What is the definition of a conductor?

Back

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

Front

What is the definition of an insulator?

Back

An insulator is a material that does not allow electricity or heat to flow through it easily.

Front

Give an example of a good conductor.

Back

Copper is a good conductor.

Front

Give an example of a good insulator.

Back

Rubber is a good insulator.

Front

What happens to the temperature of a good insulator when heat is applied?

Back

The temperature changes very little compared to conductors.