4th grade-Unit 4- Lesson 1

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Across
  1. 2. series of actions
  2. 6. soft warm fabric
  3. 8. cylindrical metal container
  4. 10. glass containers
  5. 11. synthetic material
Down
  1. 1. harmful substances
  2. 3. material found in nature
  3. 4. solid shiny material
  4. 5. wrapping materials
  5. 6. contaminants
  6. 7. where trash in thrown
  7. 9. upper earth layer