Land Changes and Natural Resources

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Across
  1. 1. A mixture of hot rocks, ash, and gas from deep inside Earth that explodes or seeps through a crack in Earth's surface
  2. 5. Resources that are found in the environment and are not made by humans
  3. 6. A limited representation of something that can help us understand its structure or how it works
  4. 9. change Change to Earth’s surface that occurs in a short period of time
  5. 10. To prevent the loss of something
  6. 11. To properly dispose of used resources so they can be reprocessed into new products
Down
  1. 2. To use less of a resource
  2. 3. The outermost covering or layer
  3. 4. Something that is made by people
  4. 7. The rapid, downward slide of rocks and mud
  5. 8. A sudden release of energy under Earth’s surface that makes the ground shake or crack
  6. 9. To use something more than one time