Electricty and Magnetism Investigation 2

We used a _________ ________ to hold many components needed to build a circuit in the classroom.

• A. D-cell
• B. closed circuit
• C. circuit base
• D. electricity receiver

In a complete circuit, the switch:

• A. turns the motor left and right
• B. opens and closes the circuit
• C. supplies power to the circuit
• D. carries electricity through the circuit

A refrigerator and television are both_______________.

• A. D-cells
• B. Circuit bases
• C. Electricity receivers
• D. switches

We use a _____________ to open and close circuits.

• A. D-cell
• B. closed circuit
• C. electricity receiver
• D. switch

When the lightbulb lights, the circuit is a ________ _________.

• A. complete circuit
• B. switch
• C. circuit base
• D. D-cell

In a circuit that tests for insulators and conductors, a lightbulb is used to:

• A. carry the electricity through the circuit
• B. show that electricity is running through the circuit
• C. reduce the power of the electricity in the circuit
• D. turn on the circuit

The source of electricity in a flashlight is the _______________. 

• A. D-cell
• B. electricity receiver
• C. closed circuit
• D. switch

In a complete circuit, the D-cell:

• A. controls the path of electricity
• is a device used to open and close circuits
• supplies power to the circuit
• carries the electricity through the circuit

Which of these is the best definition of an insulator?

• A. It is the component that that turns the circuit on and off.
• B. It is a material that sticks to magnets.
• C. It is a material that does not allow electricity to flow through it.
• It is a material that keeps the circuit warm.

In a closed circuit, the lightbulb will:
A. do nothing
B. break
C. not light
D. light

• A.
• D.
• C.
• B.