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IR 5.1 [S1 2022] ~ WK 1
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The large steam ________ hurdled down the tracks.
locomotive
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A _______ is a document that proves an invention belongs to a particular person (and can't be stolen)!
patent
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This top secret _____ is a shoe is that can function as a phone.
gadget
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There's an electrical ______ running through these wires, so be careful!
current
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Moments after my jetpack began ______(ing), it rain out of fuel.
sputtering
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The cat's attempt to jump onto the counter was a major _____!
flop
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A soup can is a great example of a ______!
cylinder
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Edison's invention of the _______ allowed people to record sound for the first time!
phonograph
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Listen to the sound of that motorcycle's engine ______ powerfully!
chug
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The _________ lightbulb becomes bright when heated by electricty.
incandescent
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Okay!
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