Magnetic Fields

What happens when two north poles of a magnet are placed together?

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A north pole and a south pole will attract.

• True
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What happens when two north poles of a magnet are placed together?

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Earth's magnetic poles are in the same place as the geographic poles.

• True
• False

Magnetic field lines are closet together at the __________.

• poles
• lines

Magnets can interact without touching.

• True
• False

Tags

NGSS.MS-PS2-5

Magnetic field lines always cross.

• True
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The motion of liquid _______ in the Earth's core creates a magnetic field.

• Iron
• Magnesium

Tags

NGSS.HS-ESS2-1

NGSS.HS-ESS2-3

Are the magnetic field lines in the picture correct?

• Yes, because they point from north to south.

• No, because they point from north to south (they're supposed to go the other way).

• Yes, because the North pole is on the left in all pictures.

• No, because the North pole is on the left in all pictures (it's supposed to be on the right).

Tags

NGSS.MS-PS2-3

Looking at the field lines in this picture, these two magnets are ________

• Attracting

• Repelling

• Attracting and Repelling

• Doing nothing

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5