Non Contact Forces Review

What will happen when these magnets are brought close together?

• they will attract each other

• they will repel each other

• both magnets will turn to the left

• both magnets will turn to the right

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where is the force of attraction the strongest on a magnet?

• at the poles

• in the middle

• above the magnet

• below the magnet

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

This substance is...

• magnetized

• unmagnetized

• positively charged

• negatively charged

Tags

NGSS.MS-PS2-3

You know this substance is magnetized because...

• the domains point to the right

• the arrows are drawn in red and green

• the domains are aligned

• the domains are random

Tags

NGSS.MS-PS2-3

In this image, the pattern of iron filings shows the ____________________________.

• north pole

• south pole

• magnetic field

• bar magnet

A stronger magnetic field is found where...

• the field lines are longer

• the field lines are shorter

• the field lines are closer together

• the field lines are father apart

Where is the magnetic force the strongest in this picture?

• location 1

• location 2

• location 3

• location 4

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A permanent magnet...

• has no magnetic domains until a magnet is near

• has magnetic domains aligned only when another magnet is near

• has magnetic domain aligned all the time

• has no magnetic domains

What happens when two south 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

Are the magnetic field lines in this picture correct?

• yes, because the north pole is on the left in all the pictures

• yes, because they point from the north pole to the south pole

• no, because they point from the north pole to the south pole

• no, because the north pole should be on the right in all pictures

Tags

NGSS.MS-PS2-3