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Y8-Magnetism

Last updated 3 months ago

14 questions

Note from the author:

Instructions

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Formative Generation Completed!

Formative Generation Completed!

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

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Question 5

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Question 6

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Question 7

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Question 8

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Question 9

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Question 10

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Question 11

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Question 12

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Question 13

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Question 14

14.

Which of the following materials can be magnetized?

Wood

Plastic

Iron

Cotton

The Earth's magnetic field is caused by its iron core.

True

False

Which of the following are characteristics of magnets?

They have north and south poles

Unlike poles attract each other

Like poles repel each other

They have east and west poles

Temperature does not affect magnetism.

True

False

What is the area around a magnet where the force of the magnet can be felt called?

Magnetic field

Magnetic pole

Magnetic force

Magnetism

All metals are attracted to magnets.

True

False

What are the uses of magnets?

In compasses for navigation

In motors and generators

In food processing

In medical scanners

A magnet can attract an object made of a non-magnetic material.

True

False

Who can benefit from understanding magnetism?

Doctors

Engineers

Chefs

Buildings

Magnets can be used to generate electricity.

True

False

Magnets always have an odd number of poles.

True

False

The strength of a magnetic field decreases with distance.

True

False

What can cause a magnet to lose its magnetism?

Heating

Hammering

Freezing

Cutting it into pieces

Hard magnetic materials are used to make permanent magnets. Which of the following are considered hard magnetic materials?

Copper

Iron

Nickel

All of the above