Amplify Magnetic Force

Why does a compass always point north?

• That is where Santa lives and everyone loves Santa

• The positive north side of the compass magnet is attracted to the magnetic south pole

• The positive north side of the compass magnet is attracted to the magnetic north pole

Why do compasses work at all?

• the earth is a magnet with an molten iron core which creates a magnetic field around the earth

• it's magic

• the earth has a large magnet buried in it

The magnetic south pole is at the north pole

• true

• false

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The magnetic north pole is at the south pole

• true

• false

Magnetic field lines

• are real lines around magnets

• represent the magnetic force around magnets and the earth

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnetic field

• the space around a magnet where magnetic forces are located

• a field of magnets

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NGSS.MS-PS2-5

The magnetic force

• moves from the positive (north) to the negative (south)

• moves in random waves around the magnet

• moves from the negative (south) to the positive (north)

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NGSS.MS-PS2-3

Are these magnetic field lines attracting or repelling?

• repelling

• attracting

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Are these magnets attracting or repelling?

• attracting

• repelling

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Are these magnets attracting or repelling?

• attracting

• repelling

• both

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5