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
+1
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your 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 ...” in 📗 Biology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.