Describing Circuits Test Practice

A device that protects people from electric shock by opening a circuit an stopping the current.

• Fuse
• Circuit Breaker
• Ground Fault Circuit Interrupters

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

A piece of metal that breaks a circuit by melting when the current is too great.

• Fuse
• Circuity Breaker
• Ground Fault Circuit Interrupters

A switch that opens a circuit when the current is too great.

• Fuse
• Circuit Breaker
• Ground Fault Circuit Interrupters

Tags

NGSS.MS-ETS1-2

In an electric circuit, the purpose of the wire is to supply electric energy.

• True
• False

A series circuit has more than one path for electric current to follow.

• True
• False

Most household devices are connected to the source of electricity with parallel circuits.

• True
• False

An electric fan is a device that transforms electric energy to Kinetic Energy.

• True
• False

Tags

NGSS.MS-PS3-5

When the terminals of a battery are connected in a closed circuit, electrons flow from the battery's negative terminal.

• True
• False

Which three components are included in all electric circuits.

• An electric source, wires, load or resistor
• Battery, wires, light bulb
• Electricity, wires, light bulb

Why are most household devices connected to a power source in parallel circuits.

• So all the lights go on and off at the same time.
• So each light can go on and off by it's own switch.
• Because the electrician made it that way.