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Teams
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10
×
TRUE/FALSE: A good conductor has little electric resistance so electric current can flow through it.
TRUE
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10
×
A heating device in a circuit transforms electric energy to ___ energy.
thermal
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10
×
a definite quantity of electricity; can be positive or negative
electric charge
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×
trap
No points!
Oops!
×
magnet
Take 20 points!
Okay!
×
rocket
Go to first place!
Okay!
×
thief
Give points!
5
10
15
20
25
15
×
an electric current that continually flows in ONE direction
direct current
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15
×
Most current used in homes and businesses is ___ current
alternating
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15
×
part of an electric circuit that allows for it to be turned on and off
switch
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10
×
electromagnetic radiation that can be seen
light
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×
trap
No points!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 15 points!
Oops!
×
seesaw
Swap points!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 25 points!
Oops!
×
eraser
Reset score!
Oops!
×
fairy
Take points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
×
the unit used to count electric charges
coulomb
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20
×
How do electrons move through a battery?
Chemical reactions within a battery move electrons from one end of the battery (positive terminal) to the other end (negative terminal).
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10
×
An electric motor in a circuit transforms electric energy to __ energy.
mechanical
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15
×
a machine that transforms mechanical energy to electric energy
generator
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15
×
a measure of how difficult it is for an electric current to flow in a material
electric resistance
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×
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