The Force Be With You

When holding two magnets together, they can attract. What is the meaning of the word attract as used in the text?

• to pull something closer; draw something in

• the strength or energy of something

• to push back from something; resist

• the basic unit of all elements; a very small particle

When holding two magnets together they can repel. What is the meaning of repel as used in the text?

• to pull something closer; draw something in

• the strength or energy of something

• to push back from something; resist

• the basic unit of all elements; a very small particle

Where does the force that attracts and repels magnets come from?

• magic

• electrons inside an atom

• iron and steel

• particles in the air

What activity creates a magnetic field?

• the attraction of magnets

• the repelling of magnets

• electrons spinning around and pairing off in different ways

• dancing particles

What is one type of metal that is attracted to a magnet?

• copper

• iron

• gold

• silver

What is the biggest magnet on Earth?

• the Earth's core

• the equator

• the North Pole

• the South Pole

The Earth's core is the largest magnet on Earth. What is the meaning of core as used in the text?

• the strength or energy of something

• the basic unit of all elements; a very small particle

• the deepest layer of the Earth

• the area around a magnetic material in which a magnet will be close enough to react to that material

Magnets can be found in every day objects. What are some objects that contain magnets?

• refrigerator, television, and computer

• cell phone, television, and stove

• television, stove, and fans

• cell phone, computer, and a compass

An MRI machine is useful in helping people find out why they are sick. Why is this important?

• Because magnets can make people sick.

• So doctors don't have to perform surgery on patients.

• To help people find their way when they are lost.

• So patients can find out if they have magnets inside their bodies.

In a compass, which way does the magnet point?

• north

• south

• east

• west