magnets

Magnetism is a type of ____________

• force
• book
• plant
• animal

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When two magnets attract, they ______________

• push apart
• change color
• get colder
• pull together

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When two magnets repel, they ________________

• change color
• pull together
• push apart
• get colder

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The force of magnetism is stronger when magnets are ________________

• cold
• round
• closer together
• farther apart

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True or False: A magnetic field is invisible.

• True
• False

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Which of these is attracted to a magnet?

• iron nail
• copper penny
• piece of paper
• notebook

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What characteristics do magnetic substances have?

• They can give you a "shock" when you touch them
• They can push or pull objects without touching them
• They are always black and cold to touch
• They fall faster than other objects when you drop them

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What happens when two north poles of a magnet are placed together?

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

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What is our best evidence that Earth has a magnetic field?

• All things fall toward Earth's center
• A compass needle lines up with it
• Winds blow from east to west
• Earth's oceans all have currents

Earth's magnetic field and a bar magnet attract particles to the same locations. Where are they?

• The middle
• All around the outside
• The north and south poles
• First to the middle, then to the ends