Electromagnets

When a magnet attracts an object, it ___________ the object

• pushes

• pulls

• spins

• turns

If a magnet attracts a paperclip, the paperclip must be made of __________.

• plastic

• rocks

• copper

• iron

What will occur if opposite poles of a magnet or electromagnet are brought near each other?

• The poles will repel or push away from each other.

• The poles will attract or pull towards each other

• The poles will do nothing.

• The magnets and electromagnets will become stronger

What is true about magnets and electromagnets?

• Magnets are attracted to wood.

• Magnets do not attract to other magnets.

• Magnets repel objects that are made of iron.

• Magnets have a north and south pole.

What is a pole?

• the strongest push or pull on a magnet

• the middle of a magnet

• the direction a magnet points

• the metal that magnets are attracted to

Which of the following is not a property of a magnet or electromagnet?

• attraction

• shape

• strength

• polarity

Why is it helpful to have a magnet at the end of a screwdriver?

• Screwdrivers do not have magnets and they are not helpful.

• The magnet will keep the screwdriver in the toolbox.

• The magnet keeps the screwdriver from rolling.

• The magnet holds the screw in place.

What is not true about magnets or electromagnets?

• All magnets have a force.

• Magnets are attracted to all kinds of metal.

• Magnets attract to iron.

• Magnets can pull on some objects without touching them.

What is force?

• how close or far away something is

• how large or small something is

• a push or pull on an object

• to change the shape of an object

Why would a magnet attract to a paperclip, but not a penny

• Magnets only attract to silver objects.

• Magnets are not attracted to all kinds of metal objects

• Magnets do not attract to round objects

• Magnets do not attract to objects that are orange