joule
Pronunciation
Noun
B1 Intermediate
Quick answer
The standard unit used to measure energy or work.
Usage notes
One joule equals the energy used when a force of one newton moves an object one metre.
Test yourself
Which word fits the gap? "Lifting a small apple one metre off the ground takes roughly one _____ of energy."
Answer: joule
In your own words, what does "joule" mean?
The standard unit used to measure energy or work.
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