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24 questions
Electromagnetism is created by the flowing ________________.
magnetic field
water
electric current
wind
What is created when an electric current flows through a wire?
matter
magnetic field
magnetotail
What can increase the magnetic field?
straightening the wire
bending the wire
coiling the wire
What is one of the most important applications of the electromagnetism?
electric motor
magnetic fields
can attract certain metals
What term refers to when movement is used to create electricity.
magnetism
induction
solar wind
What causes the Earth to act like a huge magnet?
gravitational pull
orbit
its distance from the sun
spinning iron core
What is the region called where Earth's magnetic field extends into space?
Magnetotail
Magnetosphere
light year
atmosphere
Which is not a benefit of Earth's magnetic field?
Animal Migration
Compasses
Protects us from solar wind
provides shelter against storms
What makes magnets unique?
Their electrons spin and align in the same direction
Their electrons spin and don't align in the same direction.
How does the magnetic field flow in a magnet?
From South to North Poles
From North to South Poles
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