Magnetic field/force basics

Front

A compass behaves as it does because each needle acts as a(n) ___________.

Back

Magnet

Front

Magnetic poles that are unlike ________and magnetic poles that are alike ___________.

Back

attract; repel

Front

Magnetic field

Back

area of magnetic force around a magnet

Front

The strongest part of a magnet is...

Back

the poles.

Front

Are the magnetic field lines in the picture correct?

Back

Yes, because they point from north to south.

Front

What does the following represent?
⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙
⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙
⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙

Back

Uniform magnetic field directed out of your screen at you

Front

What does the following represent?
⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗
⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗
⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗

Back

Uniform magnetic field directed into the screen away from you

Front

Magnetic field lines are closest together at the __________.

Back

poles

Front

Are Earth's magnetic poles in the same place as the geographic poles?

Back

False

Front

Can magnets interact without touching?

Back

True