Magnetism

What do the lines around this magnet represent?

• North Pole
• South Pole
• Magnetic Declination
• Magnetic Field

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

As the distance between two magnets increases (they get farther apart), the force between them:

• Increases
• Decreases
• Stays the Same

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If you cut a magnet in half, what happens to the poles?

• One half gets the North Pole, the other half gets the South Pole
• Both halves get only a North Pole
• Both halves get only a South Pole
• Both halves get a North pole and a South Pole

Tags

NGSS.MS-PS2-3

An electromagnet's poles may be reversed by:

• decreasing the voltage of the coil
• increasing the number of coils
• changing the direction of current flow
• altering the material used to make the coils

Tags

NGSS.MS-PS2-5

What kind of magnet can be turned on and off?

• refridgerator magnet
• electromagnet
• magnetite
• iron

Tags

NGSS.MS-PS2-3

The strongest part of a magnet is...

• the bars.
• the force field.
• the poles. 
• the middle.

Tags

NGSS.MS-PS2-3

A north pole and a south pole will attract.

• True
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A magnet cannot not move which of the following objects?

• a paper clip
• a nail
• a toothpick
• a staple

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

True or False: All metals stick to magnets.

• True
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

It is possible for a magnet to have only one pole.

• True
• False

Tags

NGSS.MS-PS2-3