Back to: PRIMARY SEVEN P7 SCIENCE TOPICAL QUESTIONS AND ANSWERS
Magnetic and non-magnetic substances
Magnetic and non-magnetic substances
Qn. What are magnetic substances?
- Magnetic substances are substances that can be attracted by a magnet.
Qn. Give four examples of magnetic materials - Steel
- Iron
- Nickel
- Cobalt
Qn. What are non-magnetic substances? - Non-magnetic substances are substances that cannot be attracted by a magnet.
Qn. Mention the examples of non-magnetic substances. - Rubber
- Glass
- Wood
- Plastic
- Clothes
- Aluminium
- Copper
- Zinc
Types of magnets
Qn. Mention the two types of magnets.
a) Natural magnet
b) Artificial magnets
a) Natural magnets
Qn. What are natural magnets? - Natural magnets are magnets that exist on their own.
Qn. Identify two examples of natural magnets. - The earth
- Lode stone (magnetite)
Qn. Give a reason why the earth is called a magnet. - The earth has the North and South Pole.
b) Artificial magnets.
Qn. What are artificial magnets? - Artificial magnets are magnets made by people.
Qn. Identify the two groups of artificial magnets. - Artificial temporary magnets.
- Artificial permanent magnets.
Good conductor