5th Grade Science Review

Front

What happens when Switch 2 is closed in a circuit with different-colored lightbulbs?

Back

Only the white and blue bulbs will operate.

Front

Why did Circuit B, with a 9-volt battery and string, not produce sound?

Back

The string is a poor conductor of electricity.

Front

Which statement about gases is NOT true?

Back

Gases have definite shape.

Front

What type of energy is used in classroom observations related to sound?

Back

Observations 2 and 6 used sound energy.

Front

What procedure will make the green bulb operate, the bell sound, and only one blue bulb operate?

Back

Close Switch 1 and leave Switches 2 and 3 open.

Front

What is a circuit?

Back

A circuit is a closed path through which electricity flows.

Front

What is the role of a switch in a circuit?

Back

A switch controls the flow of electricity by opening or closing the circuit.

Front

What is a conductor?

Back

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

Front

What is an insulator?

Back

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

Front

What happens to gas particles when they are heated?

Back

They move faster and spread apart.