Magnets and magnetism

True or False:  The Earth is a giant magnet

• True
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What happens when the North pole of a magnet interacts with another magnet's north pole?

• attract
• repel

Which of the following is true about a bar magnet?

• Its magnetic field is strongest near its center.
• It is surrounded by a magnetic field.
• The north pole is stronger than the south pole.
• The south pole is stronger than the north pole.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnetism is generated by moving

• protons.
• electrons.
• neutrons.
• elements.

Tags

NGSS.MS-PS2-3

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

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

Magnetic NORTH is actually geographic _________

• SOUTH
• NORTH
• EAST
• WEST

Tags

NGSS.MS-PS2-3

If you drop or heat up a a magnet, what will eventually happen to it?

• the magnet will become stronger
• the magnet will demagnetize

Tags

NGSS.MS-PS1-4

A Magnet can be used to create electricity

• True
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5