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Teams
Name
Score
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15
×
What does maglev use to move a train forward?
Magnets
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15
×
How do we show bar magnets that repel each other in a diagram?
The lines don't connect or join up.
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15
×
What is the center of the Earth made of?
Liquid Iron
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15
×
What can we use the thermal effect of electricity for?
To cook, heat water, dry our hair, etc.
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15
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True or false: Bar magnets CAN'T be switched on or off.
True
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×
eraser
Reset score!
Oops!
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magnet
Take 25 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
15
×
Do electrons have a positive or negative charge?
Negative
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seesaw
Swap points!
Oops!
×
rocket
Go to first place!
Okay!
×
gift
Win 15 points!
Okay!
×
lifesaver
Give 10 points!
Oops!
15
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What hits a bell to produce sound in an electric bell?
A hammer
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15
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What can we use to show a magnetic field?
Iron filings
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15
×
What is electrolysis?
A chemical reaction caused by an electric current through a liquid solution of charged particles.
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baam
Lose 10 points!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
15
×
Who discovered that electricity and magnetism are connected?
Oersted
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15
×
What do electrons orbit around?
The nucleus
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15
×
How do we show bar magnets that are attracted to each other in a diagram?
With lines that connect or extend from one magnet to the other.
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15
×
True or False: The magnetosphere extends through the atmosphere into space.
True
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×
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