Understanding Magnets

What is a magnet?

• An object that repels iron

• An object that attracts objects containing iron, nickel, or cobalt

• An object that only attracts plastic

• An object that only attracts wood

When does a magnet attract?

• When it pushes another magnet away

• When it pulls another magnet or object toward it

• When it is near plastic

• When it is near wood.

Where are magnets the strongest?

• In the middle

• At the poles

• At the edges

• At the corners.

What happens when a magnet repels?

• It attracts objects

• It pushes objects or other magnets away

• It changes color

• It melts

What is a magnetic field?

• The area around a magnet where the magnet's force works

• The color of a magnet

• The weight of a magnet

• The temperature of a magnet.

What is magnetic force?

• The color of a magnet

• The pushing or pulling force of a magnet

• The weight of a magnet

• The temperature of a magnet.

What is an electromagnet?

• A coil that has a soft iron core and acts as a magnet when an electric current is in the coil

• A magnet that only works in water

• A magnet that only works in space

• A magnet that only works in the dark

What is static electricity?

• The accumulation of excess electric charge on an object

• The flow of water

• The movement of air

• The sound of thunder.

What is a neodymium magnet?

• A very weak magnet

• An extremely strong and rare earth magnet

• A magnet that only works in the dark

• A magnet that only works in water

What is force?

• A) A push or pull on an object

• B) The color of an object

• C) The weight of an object

• D) The temperature of an object