Science
Across
- 2. nonliving part of the environment
- 4. a organism that only eats plants
- 5. rise and fall of oceans and large bodies of water
- 7. a relationship at which both species benefits
- 8. living part of the environment
- 10. an relationship at which the host is harmed and the parasite benefits
- 11. movement of energy that finishes at the same place
- 12. an organism that eats both plants and animals
- 15. can't be created or destroyed
Down
- 1. a body of of water moving in a definite direction
- 3. an instrument that measures the atmospheric pressure
- 6. a relationship at which one species is benefited and the other unaffected
- 9. organism that only eats animals
- 13. shadow of one celestial body on another
- 14. the capacity to do work