Electricity and Magnetism

Like poles of a magnet do what?

• repel

• attract

• nothing

• rotate

Tags

NGSS.MS-PS2-5

What slows down the flow of electricity in a circuit?

• resistance
• voltage
• current
• source of electric current

What is a wire in a circuit wrapped around an iron core called?

• electromagnet

• generator

• electric motor

• dynamo

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Unlike poles of a magnet do what?

• repel

• attract

• nothing

• rotate

What kind of magnet can be turned on and off?

• a refrigerator magnet
• an electromagnet
• magnetite
• iron

What is the region of force around a magnet known as?

• magnetic field
• magnetic pole
• magnetic domain 
• lodestone

Tags

NGSS.MS-PS2-5

____________ allows electricity to flow.

• A conductor

• An insulator

• A magnet

• A resistor

____________ stops the flow of electricity.

• A conductor
• An insulator
• A magnet

Two batteries in a circuit make the lights in the circuit brighter than one battery.

• true
• false

Two types of circuits are

• parallel and magnetic

• electromagnetic and series

• series and parallel

• high and low voltage