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Worksheetsmagnetism
Total questions: 16
Worksheet time: 12mins
What do the lines around this magnet represent?
North Pole
South Pole
Magnetic Declination
Magnetic Field
What is responsible for the Magnetic Field around Earth?
The Earth's crust
The Earth's molton iron core
The Earth's mantel
The Sun
Which direction is the North Pole of this electromagnet?
Right
Left
Up
Down
Electric motors are devices that convert _____ energy into _____ energy.
electrical; mechanical
mechanical; electrical
chemical; potential
mechanical; kinetic
What kind of magnet can be turned on and off?
refrigerator magnet
electromagnet
magnetite
iron
The strongest part of a magnet is..
the bars.
the force field.
the poles
If a glass plate is placed over a magnet and iron filings are sprinkled over the glass, a pattern will be visible. What does this pattern indicate?
The magnetic field
The electrostatic field
The piezoelectric effect
The chemical reaction of the magnet and the filings
How can a wire become magnetic?
point it north
add a resistor
heat it up
run a current through it
What causes magnetism?
the sun
moving neutrons
moving charges
friction
the earth behaves likes a magnet
true
false
Every magnet has a _____ pole.
North
South
North and South
Magnetic fields do not exist because we cannot see them.
True!
False.
Depends on the day.
Depends on the time.
