Electromagnetism

What kind of magnet can be turned on and off? (Man-made magnet)

• refrigerator magnet
• electromagnet
• magnetite
• iron

If you wrap more coils around an electromagnet, it will become...(think about the Webquest.)

• brighter
• stronger
• weaker
• invisible

Tags

NGSS.MS-PS2-3

How do like poles interact with each other? (north to north)

• They repel each other.
• They attract each other.
• Throw a toaster into a bathtub.
• No relationship.

Tags

NGSS.MS-PS2-3

Choose the best option to complete this gap:
A magnetic field is the ________ around a magnet in which the magnetic force acts.

• pole
• electron
• area
• iron

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Opposite poles _____ .

• attract
• push away
• are balanced
• transfer electrons

A material in which electrons are not able to move easily 

• Circuit 
• Insulator 
• Resistance 
• Conductor

An example of an insulator is:

• iron
• silver
• copper wire
• rubber

Tags

NGSS.MS-PS2-5

An example of a conductor is :

• a glass paperweight
• a plastic cap
• a metal screw
• a wooden handle

The relationship between electricity and magnetism is called

• solenoid

• transformer

• electromagnetism

• electromagnet

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Particles with opposite charges ____________ and particles with same (or like) charges ____________.

• attract, repel

• repel, repel

• attract, attract

• repel, attract

Tags

NGSS.MS-PS2-3