Across
- 1. materials that harm the environment
- 4. to sort items into a group based on a common characteristic
- 5. quality of condition of being sensitive
- 10. they are all living things and non living things in a place
- 13. process of eliminating or expelling water matter
- 14. living things do this but non living things do not
- 15. it means to stay alive
- 16. things they grow and change and née food, water and air
- 17. what do you call the trash that was not put in a trash can
Down
- 2. animals with three body segments and six legs
- 3. is the protection of natural resources
- 6. is the process in which green plants use sunlight to make their own food
- 7. to turn waste into something that is new and its able to be used
- 8. cycle the changes of an animal that goes through during its life as it grows
- 9. a place where garbage is taken and put into the land
- 11. means a big change in form
- 12. resources something found in nature that living things use