Electricity review

You need a complete circuit from the source of electricity to the doorbell and back to make it ring.

• True

• False

Tags

NGSS.MS-ETS1-2

You must connect both poles of a battery to a bulb to make it light.

• True

• False

You must connect both the bottom and side of a bulb to the poles of a battery to make it light.

• True

• False

Insulation on wire can prevent shocks in electrical experiments.

• True

• False

Tags

NGSS.MS-PS2-5

Plastic is a good insulator to protect you from electrical shock.

• True

• False

Water does not conduct electricity.

• True

• False

A class prepared some electrical circuits using battery, connecting wires, and three light bulbs.  Which of these circuits can make the three bulbs light?

• A
• B
• C
• D

Tags

NGSS.MS-ETS1-1

A Circuit is the pathway through which electricity flows.

• True

• False

The diagram shows an electric circuit with four bells that a student plans to build. When the student connects the wire as shown, which of the bells will ring?

• Bell 1 only

• Bells 1 and 4 only

• Bells 3 and 4 only

• Bells 1, 2, 3, and 4

Tags

NGSS.MS-PS2-3

What is D?

• Wires

• Bulb

• Switch

• Energy Source