Magnetism

Magnetism is a force of ____________________________ that occurs between two _____________ objects.

• attraction or repulsion, magnetic

• external or internal, magnetic

• external or repulsion, electronic

• attraction or internal, electronic

The magnetic ____________ around a bar magnet is shown above.

• legs

• flowers

• field

• direction

In magnetic materials, all of the ________ are pointing in the same direction.

• doors

• electrons

• domains

• orbits

Every magnet has both a _________ pole and a __________ pole.

• North, South

• East, West

• Positive, Negative

• Positive, South

If two magnets are placed so that a north pole and a south pole are facing each other, they will _____________ each other.

• date

• spin

• repel

• attract

The center of a bar magnet is the strongest

• True
• False

Magnets stick to any materials that are made of

• Iron, Nickel, Copper
• Iron, Nickel, Cobalt
• Ions, Nickel, Cobalt
• Iron, Lead, Cobalt

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

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

• at the poles
• in the middle
• above the magnet
• below the magnet

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