Question

Which of these is not currently a source of usable energy?

A
The sun
B
The moon
Heat from within the earth's crust
D
Running water

Answer 1

Answer:D

Step-by-step explanation:

Because we can use the sun and the moon for light.

Answer 2

B The moon

Step-by-step explanation:

There are different source of environmental renewable energy sources which are usable for ourselves.

• The lunar energy has also great scopes in the near future as a renewable energy source.

stay safe and have a good day

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