Question 1

What do you call the force that pulls certain metals towards magnets?

Accepted Answer

Magnetism

Answer

Friction

Answer

Gravity

Answer

Electricity

Question 2

What happens when you put two magnets with the same poles together?

Accepted Answer

They repel each other.

Answer

They become stronger.

Answer

They break apart.

Answer

They attract each other.

Question 3

Which material is commonly attracted to magnets?

Accepted Answer

Iron

Answer

Glass

Answer

Plastic

Answer

Wood

Question 4

What do we call the area around a magnet where magnetic forces can be detected?

Accepted Answer

Magnetic field

Answer

Electric field

Answer

Sound field

Answer

Gravity field

Question 5

What is the main difference between a permanent magnet and a temporary magnet?

Accepted Answer

A permanent magnet keeps its magnetism, while a temporary magnet loses it.

Answer

A permanent magnet is weaker than a temporary magnet.

Answer

A temporary magnet is made of wood.

Answer

A permanent magnet can be turned on and off.

Question 6

What do you call the two ends of a magnet?

Accepted Answer

Poles

Answer

Sides

Answer

Edges

Answer

Faces

Question 7

If you cut a magnet in half, what happens to the new pieces?

Accepted Answer

Each piece becomes a smaller magnet with its own north and south poles.

Answer

One piece becomes magnetic and the other does not.

Answer

The pieces lose all their magnetism.

Answer

Both pieces turn into non-magnetic materials.

Question 8

What do you call materials that are NOT attracted to magnets?

Accepted Answer

Non-magnetic materials

Answer

Electromagnetic materials

Answer

Ferromagnetic materials

Answer

Magnetic materials

Question 9

What is generated when you run an electrical current through a wire?

Accepted Answer

Magnetic field

Answer

Light waves

Answer

Sound waves

Answer

Heat waves

Question 10

Gavin is doing an experiment on magnetism. He observes that a piece of paper is not pulled toward a magnet. He wonders why a magnet is able to stick to paper on a magnetic refrigerator. Which statement BEST explains why this can happen?

Accepted Answer

The magnet is attracted to the refrigerator metal through the paper.

Answer

The paper contains iron, nickel, and cobalt.

Answer

The magnets repels the paper.

Answer

The paper has been ribbed many times with a magnet,

Question 11

At a recycling center, a large, powerful magnet is sometimes used to separate different kinds of trash. What kind of separation of materials can the magnet help with?

Accepted Answer

Iron can be separated from other materials

Answer

A. Plastics can be separated from paper.

Answer

All metals can be separated from all nonmetals.

Answer

Heavy materials can be separated from lighter ones.

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