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Middle School: 6th, 7th and 8th Grade
Science
Magnets
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Q.1
When a magnet exerts a pulling force on a material, it 'attracts' the material. What do magnets do when they exert a pushing force on a material??
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They create friction with the material
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They align with the material
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They create electricity with the material
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They repel the material
Q.2
The North pole of a magnet will be attracted to what?
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The North pole of another magnet
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The South pole of another magnet
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Both poles of another magnet
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Magnets are not attracted to each other
Q.3
Magnets are usually made of which metal?
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Gold
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Plastic
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Copper
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Iron
Q.4
The South pole of a magnet dangling at the end of a string would point in which direction?
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North
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South
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Up
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Down
Q.5
How are magnets useful for separating materials for recycling?
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They can separate different kinds of metals
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All metals will be attracted to magnets
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They can be used to attract aluminum cans
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They can be used to attract all materials
Q.6
The South pole of a magnet will repel what?
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The South pole of another magnet
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Both poles of another magnet
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The North pole of another magnet
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Magnets never repel each other
Q.7
If you stroke a piece of iron repeatedly (and in the same direction) with a magnet, you can create what?
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A permanent magnet
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A soft magnet
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A temporary magnet
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A magnet alloy
Q.8
Which one of the following does depend on magnets in order to work?
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A compass
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Scissors
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Modern roller coasters
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Electric motors
Q.9
How might temporary magnets lose their magnetism?
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If they are dropped
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If they are heated
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If they are hammered
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All of the above
Q.10
Electromagnets are temporary magnets. How do we get them to work?
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By pointing them north
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By placing them inside a thunderstorm
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By switching them on
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By pointing them south
Q.11
The ends of a bar magnet are called .......
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East and west poles
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North and south poles
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North poles
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South poles
Q.12
A magnetized piece of steel can be used in .......
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A compass
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A computer mouse
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A remote control
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A watch
Q.13
Which one of the following groups of metals are attracted to a magnet?
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Copper, nickel, steel
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Gold, nickel, iron
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Gold, steel, copper
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Steel, iron, nickel
Q.14
When a magnet is suspended ..…..
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It will line up in E-W direction
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It will line up in N-S direction
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It will not move
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It will point up-down
Q.15
To show the magnetic area around a magnet we use .......
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Aluminum powder
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Copper filings
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Iron filings
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Pepper
Q.16
The area around a magnet is called a .......
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Magnetic area
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Magnetic field
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Magnetic force
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Magnetic space
Q.17
Which of the following metals is NOT magnetic?
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Cobalt
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Copper
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Iron
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Nickel
Q.18
If two north poles are near each other .…...
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Nothing will happen
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They will attract
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They will be demagnetised
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They will repel
Q.19
The stronger a magnet .......
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The harder the metal
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The larger the force
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The smaller the force
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The softer the metal
Q.20
If a north and a south pole are near each other ..…..
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Nothing will happen
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They will attract
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They will be demagnetised
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They will repel
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