magnetism

What do the lines around this magnet represent?

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

Tags

NGSS.MS-PS2-3

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

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

How can a wire become magnetic?

• point it north

• add a resistor

• heat it up

• run a current through it

Tags

NGSS.HS-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

How is a permanent magnet DIFFERENT from a temporary magnet?

• A permanent magnet attracts materials made of iron.
• A permanent magnet has poles.
• A permanent magnet has a magnetic field.
• A permanent magnet keeps its magnetism for a long time.

Earth's magnetic field and a bar magnet attract particles to the same locations. Where are they?

• The middle
• All around the outside
• The north and south poles
• First to the middle, then to the ends

When two magnets repel, they ________________

• change color
• pull together
• push apart
• get colder

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

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