Question

Fill in the blanks.

1.............. are examples of renewable energy resources.

1. Solar cells use the power supplied by the ................

2. Geothermal energy is the heat of the .............

3. Coal, petroleum and natural gas are ............ fuels.

4. .............. is the coal with the highest percentage of coal.

Answer 1

1. Sun, water, wind are examples of renewable energy resources.

2. Solar cells use the power supplied by the Sunlight.

3. Geothermal energy is the heat of the earth.

4. Coal, petroleum and natural gas are fossil fuels.

5. Anthracite is the coal with the highest percentage of coal.