Sedimentary Rock and Fossil Fuels

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Across
  1. 2. Fossilized remains ________ turn into oil and gas.
  2. 5. ________ is when sediments are dropped off by wind, water, or ice.
  3. 7. Layers of ________ cover this area over time. (Millions of years!)
  4. 9. Heat and ________ fossilize the remains.
  5. 10. Sediments become cemented or ________ together and harden into sedimentary rock.
  6. 12. The ________ of the organisms fall to the ground or seabed and are buried.
  7. 13. Humans can ________ oil and gas by drilling for use as fossil fuel.
  8. 14. ________ occurs when the pressure from rocks and soil presses and squeezes sediments, reducing the space they fill.
Down
  1. 1. ________ is the wearing away and moving of sediments by wind, water, or ice.
  2. 3. Fossil fuels are used for electricity, heating and ________.
  3. 4. ________ is the breaking down of sediments and exposed rock by wind, water, or ice.
  4. 6. Examples of fossil fuels are ________, gas and coal.
  5. 8. Fossil fuels are used ________ by people all over the world.
  6. 11. Plant and animals ________.