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energy/fossil fuels
Question | Answer |
---|---|
The primary source of energy on Earth comes from_____. | the Sun |
What type of energy is stored in the core of the Sun? | Nuclear Energy |
When hydrogen in the Sun's core reacts, it is called ________. | Nuclear fusion |
Sun's rays that reach Earth contain mainly 3 forms of Radiant energy. What are they? | Infrared, Visible light, ultraviolet |
Coal, Natural gas and oil are all _____. | fossil fuels |
What is a fossil fuel? | A material that forms over millions of years from the remains of ancient plants and animals |
What type of energy is stored in fossil fuels? | Chemical energy |
In creating a fossil fuel, what type of energy changes occur? | Nuclear Energy changes to radiant energy which changes to chemical energy |
Which form of radiant energy would we use sunscreen for? | ultraviolet |
What will eventually happen to fossil fuels on Earth? | they will run out |
What type of energy is stored in fossil fuels? | Chemical energy |