Circuits Review

A circuit will be broken if all particles are in direct contact.

• True

• False

Electrical energy is the flow of electrons between objects with positive and negative charges.

• True

• False

In a closed circuit, the electric current continuously flows.

• True

• False

A switch can be used to break the flow of electricity in a circuit.

• True

• False

A flashlight creates a circuit using batteries to create sound energy.

• True

• False

Which of the following uses a circuit to convert electrical energy into kinetic energy?

• a flashlight

• a fan

• a stereo

• a windmill

Tags

NGSS.MS-PS3-5

Electric current flows ___________.

• through an open switch

• in two directions at once

• through every type of material

• inside a wire

If 3 lightbulbs are being lit, the brightest lightbulb will be the one receiving _____________.

• the most heat energy

• the strongest electric current

• the weakest electric current

• no electric current

Batteries are a way to store ____________.

• magnetic energy

• kinetic energy

• electric energy

• thermal energy

Tags

NGSS.MS-PS3-5

Which is NOT a way an on/off switch affects the circuit in a flashlight?

• When the flashlight is turned on, the switch is closed to provide electric current to the lightbulb.

• When the flashlight is turned off, the the switch is opened to break the circuit so the lightbulb is off.

• When the flashlight is turned on, the switch is opened to break the circuit so the lightbulb is off.