Question

3. What is the original source of energy for all fossil fuels?

hydrocarbons

photosynthesis

the Sun

cosmic radioactivity

Answer 1

The sun. The sun is a constant form of energy giving us light and heat

Answer 2

the sun

Step-by-step explanation:

All the energy in oil, gas, and coal originally came from the sun, captured through photosynthesis. In the same way that we burn wood to release energy that trees capture from the sun, we burn fossil fuels to release the energy that ancient plants captured from the sun.

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