Front

Which material is used to cover electrical wires for safety because it is an insulator of electric energy? Options: Copper, Aluminum, Iron, Rubber

Back

Rubber

Front

Objects to complete a circuit: Wooden craft stick, Plastic bottle cap, Iron paper clip, Rubber pencil eraser

Back

Iron paper clip

Tags

NGSS.4-PS3-2

Front

Jake needs an insulator for his electric circuit project. Which material is NOT a good insulator? Options: Plastic, Rubber, Copper, Glass.

Back

Copper

Front

Electricity will flow in an electric circuit only if the circuit -

Back

makes a complete path

Front

What change would most likely make a buzzer attached to a battery with a switch produce sound? Options: Remove the battery, Add more wire, Use a bigger buzzer, Close the switch.

Back

Close the switch

Tags

NGSS.4-PS3-2

Front

All of the objects below are conductors of electricity EXCEPT–

Back

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

For the bulb to light, the object placed between the two wires must be –

Back

a conductor of electricity

Front

Elijah places four different materials at the same temperature onto a hot plate to find out which material is the best insulator. The information presented in the table shows the temperature of each material after 15 minutes. Which material is the best insulator? Options: Material 1, Material 2, Material 3, Material 4

Back

Material 3

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

The illustration shows a circuit with a battery, a bulb and an open switch, all connected with wires. This electric circuit can be completed by –

Back

closing the switch

Tags

NGSS.4-PS3-2

Front

Which of the following items is a poor conductor and a good insulator? Options: Silver, Wood, Tin, Copper

Back

Wood

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4