Science Chapter 7 – 7.7 – 7.10

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Across
  1. 2. Common forms of _____ _____ are sandstone, limestone, and shale.
  2. 3. A rock or mineral that can reflect light has _____.
  3. 5. The _____ is the earth’s main source of light and heat energy.
  4. 6. Rock formed from hot magma or lava is _____ rock.
  5. 7. Color, luster, and texture are examples of _____ properties of rocks and minerals.
  6. 9. Fossil fuels such as coal, oil, and natural gas are _____ energy sources.
  7. 11. an animal can only be fossilized if it has been buried at the _____ time sedimentary layers were forming.
  8. 13. Geologist test the hardness of rock by the _____ test.
  9. 14. If a rock breaks into pieces or crumbles, it _____.
  10. 15. A _____ _____ has never been found in the fossil record.
Down
  1. 1. Coal, oil, and natural gas are _____ _____.
  2. 4. Fossils are most often found in _____ rock.
  3. 5. Rock formed from sediments that have been hardened in a cementing process are _____ rock.
  4. 8. Marble and slate are _____ rock.
  5. 10. Pumice has _____ density than granite.
  6. 12. Water, soil, and oxygen are examples of _____ resources.