Natural Resources

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Across
  1. 2. is anything you use to live.
  2. 4. Waste products that damage an ecosystem.
  3. 6. energy is anything from the sun that is converted into thermal or electrical energy.
  4. 7. Materials found in nature that people and other living things used.
  5. 8. A resources that, once used, cannot be replaced in a reasonable amount.
Down
  1. 1. resource A resources that can be replaced within a reasonable amount of time.
  2. 3. a generic term for non-renewable energy sources such as coal, coal products, natural gas,
  3. 5. is a mixture of sand, silt, clay and broken down organic matter, called humus.
  4. 6. the ability to be maintained at a certain rate or level.