Galvani (1737–1798) __________ (be) partly right when he ______ ( think) that the frog’s muscles contained electricity.
was / thought
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15
Humans ___________ ( know) about electricity since ancient times, but learning how to generate it __________ ( not come) until 1831.
have known / didn’t come
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25
Electricity __________ ( have) a huge cultural impact.
has had
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10
Benjamin Franklin (1706–1790), __________ ( want) to prove that lightning was electricity and that it could travel through metal.
wanted
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trap
No points!
Oops!
star
Double points!
Okay!
fairy
Take points!
5
10
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20
25
thief
Give points!
5
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25
15
William Gilbert (1544–1603) ,____________ ( create) an instrument____________ ( call) a versorium that could detect static electricity.
created /called
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25
Long ago, people __________ ( know) lightning ___________( be) powerful but they ___________ (not/understand) where it ___________( come) from or how to use it.
knew /was / didn’t understand / came
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eraser
Reset score!
Oops!
gift
Win 25 points!
Okay!
fairy
Take points!
5
10
15
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25
banana
Go to last place!
Oops!
15
There is one type of electricity that ___________ ( always be) with us: lightning.
has always been
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lifesaver
Give 25 points!
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magnet
Take 25 points!
Okay!
gift
Win 10 points!
Okay!
banana
Go to last place!
Oops!
15
About 3 million Americans _________( work) in clean energy at the end of 2020.
worked
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15
Even though humans__________ (survive) without electricity, the chances of them surviving without it is highly unlikely.