Which of the following is not considered an alternative formof energy?

Question

Which of the following is not considered an alternative form of energy?

biomass

geothermal energy

nuclear energy

hydroelectric energy

Answer 1

Depending on your definition, nuclear and hydroelectric are not "alternative" forms of energy, since a considerable portion of our electricity is already generated this way, in the mainstream economy.

Biomass energy (through composting) is alternative, you can read about it in old issues of Mother Earth News.  Geothermal is being thought of as an alternative energy source.

Answer 2

I am going with biomass too

Answer 3

umm biomass?  since by itself it just means vegetable or animal matter?

Answer 4

HINT:  It does not contain the word "energy"

Answer 5

geothermal energy

Answer 6

I am going with NUCLEAR