A. Fill in the blanks.
_______,______,______are examples of renewable energy resources.
2. Solar cells use the power supplied by the______.
3. Geothermal energy is the heat of the_______.
4. Coal, petroleum and natural gas are_______fuels.
5._______is the coal with the highest percentage of carbon.
Answers
Answered by
1
Answer:
Answer of 1st question is solar energy, Hydrogen and Biogas
Answered by
2
Answer:
1.solar,wind,water
2.sun
3.earth
4.exhaustible
5.anthracite
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