Across
- 1. kill living animals for food
- 3. ecological system
- 5. the substance plants use to make food
- 7. can't make their own food via sunlight
- 10. concluded that work can become heat and vice versa
- 11. example of isolated system
- 12. surrounds the system
- 15. everything outside the boundary
- 16. type of property that depends on the size of the system
- 21. energy created by heat
- 23. system that does NOT allow any transfer
- 24. feed on living organisms
- 27. capacity to do work
- 29. system that only allows energy transfer
- 30. everything within the boundary
Down
- 2. break down dead matter
- 4. the study of heat and temperature
- 6. energy that results from electric flow
- 8. make their own food from sunlight
- 9. ultimate energy source for ecosystems
- 13. feed on plant matter
- 14. does NOT involve heat
- 17. type of property that can exist at a point in space
- 18. coined the term 'thermodynamics'
- 19. energy that results from nuclear fission/fusion
- 20. feed on animal matter
- 22. transfer of energy from one place to another
- 25. system that allows transfer of energy and matter
- 26. errors/unrestrained events in a system
- 28. transfer of energy