WorksheetsEarth as a magnet
Total questions: 10
Worksheet time: 9mins
Name
Class
Date
1.
The magnetosphere extends all around the Earth and into the atmosphere around it.
a)
True
b)
False
2.
What subatomic particle causes magnetism in an atom?
a)
protons
b)
neutrons
c)
electrons
d)
nucleus
3.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
4.
You know this substance is magnetized because
a)
all the domains have right angles
b)
the arrows are drawn in red
c)
the domains are aligned
d)
the domains are random
5.
What do the lines around this magnet represent?
a)
North Pole
b)
South Pole
c)
Magnetic Declination
d)
Magnetic Field
6.
In un-magnetized materials the domains are __________ aligned.
a)
super
b)
slightly
c)
randomly
d)
always
7.
The strongest part of a magnet is...
a)
the bars.
b)
the force field.
c)
the poles.
d)
the middle.
8.
What causes magnetism?
a)
the sun
b)
moving neutrons
c)
moving charges
d)
friction
9.
How can a wire become magnetic?
a)
point it north
b)
add a resistor
c)
heat it up
d)
run a current through it
10.
This is a material in which the magnetic domains are naturally aligned and stay that way for a very long time.
a)
Gravity Wave
b)
Permanent Magnet
c)
Electromagnetic Wave
d)
Electromagnet
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