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Across 2. A mixture of hydrocarbon gases that occurs naturally beneath the Earth's surface, often with or near petroleum deposits. contains mostly of methane but also has varying amounts of ethane, propane, butane, and nitrogen. It is used as a fuel and in making organic compounds. - Non-Renewable (3 Words) 4. A form of solar energy. Generated by a gigantic "fan" - Renewable (2 Words) 5. fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content - coal, oil, etc. - Non-Renewable (2 Words) 6. The biggest energy user 8. the energy released during fission or fusion, especially when used to generate electricity. This is very toxic and can give you cancer and other problems. - Non-Renewable (2 Words) 9. One of the main energy users. We use it to stay warm, eat, and shelter .We use the phrase "_______, Sweet _______" 10. 66% of oil used in Canada for it to be used 11. Energy generated and stored in the Earth. - Renewable (2 Words)

Down 1. Energy derived from the movement of water. - Renewable (2 Words) 3. radiant energy emitted by the sun. - Renewable (2 Words) 7. The production of two forms of energy (usually electricity and heat) at the same time from one energy source.