Electric and Magnetic Forces

___________________ are naturally permanent magnets made of iron oxide.

• Magents

• Lodestone

• Ferromagnets

A ____________________ is an object that attracts or pulls on materials that contain iron.

• Force

• Maglev

• Magnet

All magnets have 2 south poles.

• True

• False

The magnetic _______________ is a push or pull exerted by magnets.

• Pole

• Force

• Domain

• Static

__________________ trains can travel at very high speeds because they use magnetic force to levitate above the tracks.

• Maglev

• Magnet

• Levitation

A ___________________________ is a group of atoms with their poles aligned in the same direction.

• Magnet Force

• Magnetic Domain

• Lodestones

_____________________ electricity is caused by electric charges that are not moving.

• Static

• Magnet

Electric charge can be positive and negative.

• True

• False

An object with an equal number of positive and negative charges has a net charge of _____________________

• Zero

• +1

• -1

• +2

The electric ______________ is the force of attraction or repulsion between objects due to their charges.

• Force

• Pull

• Static

• Domain