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Question
What's the best question to ask to quickly find out if an energy source can be used again and again?(1 point)
Responses

A How many people use this energy source?
How many people use this energy source?

B How much time until it's all gone?
How much time until it's all gone?

C How much time has it been used so far?
How much time has it been used so far?

D How much power does it make?
How much power does it make?
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1 answer

The best question to ask to quickly find out if an energy source can be used again and again is:

B How much time until it's all gone?