Which material is a good conductor of electricity? Mark only one oval.

• Plastic

• Rubber

• Glass

• Copper

What is the main purpose of a conductor? Mark only one oval.

• To prevent the flow of electricity

• To allow the flow of electricity

• To store electrical energy

• To convert electricity

What is a closed circuit? Mark only one oval.

• A circuit with a broken path

• A circuit where electricity flows uninterrupted

• A circuit with no battery

• A circuit with insulating components

Which part of the battery is the anode? Mark only one oval.

• The positive terminal

• The casing

• The negative terminal

• The electrolyte

What happens when a circuit is open? Mark only one oval.

• Electricity flows continuously

• Electricity is stored in the circuit

• Electricity stops flowing

• Electricity flows faster

Which of the pictures shows an open circuit?

• A

• B

• C

• D

Mr. Jackson’s class was studying simple circuits. The class put the parts of the circuit together as shown in the diagram. Which best describes how the wire affects the circuit?

• It provides heat to the bulb.

• It supplies the energy for the circuit.

• It can stop current from flowing through the circuit.

• It conducts electricity to the bulb.

Tags

NGSS.4-PS3-2

Which part of the battery is the cathode?

• positive terminal

• the casing

• negative terminal

• the electrolyte

Which of the following is an example of an insulator?

• Copper

• Wood

• Silver

• Aluminum

Tags

NGSS.MS-PS2-3

Which component is crucial for storing electrical energy in a circuit?

• Conductor

• Battery/Cell

• Insulator

• Switch