Electromagnetism LL1

What is the flow of electricity?

• electric motor

• Electric current

• Electric eel

• electric circuit

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

• They repel each other.

• They attract each other.

• Throw a toaster into a bathtub.

• No relationship.

Why does a compass always point north?

• The needle is a magnet and it aligns itself with the Earth's magnetic fields

• Earth is a magnet and it attracts all metal objects towards the north

• Earth's south pole does not have a magnetic pull

• All magnets have a north and south pole 

Invisible lines that spread out from one pole and curve around to the other are called what?

• Iron filings

• magnetic field

• magnetic force

• force field

____________ is a current that consists of charges that move back and forth in a circuit.

• Direct current

• Electric current

• Mechanical current

• Alternating current

AC stands for ___.

• Alternating Current

• Attraction Connections

Tags

NGSS.HS-PS2-5

Electric and magnetic forces are detected in regions called...

• space

• academia

• fields

• domains

Passing a current through a piece of wire causes a magnetic field to form around the wire.

• True

• False

Tags

NGSS.HS-PS2-5

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

• refrigerator magnet

• electromagnet

• magnetite

• iron

A device that converts electrical energy into kinetic energy is call a _______

• A. electromagnet

• B. electromagnetic induction

• C. electric motor

• D. electromagnetism