Vocabulary Practice
Across
- 3. transfer of energy; always moves from hot to cold
- 6. heat rises and cool sinks
- 9. height of transverse wave
- 10. tool used to study cells
- 12. heat transfer by direct touch
- 13. two or more atoms bonded together
- 16. number of waves that pass in set amount of time
- 17. energy of motion
- 19. uses energy from sun to make sugar for plant
- 20. determines what enters and exits cell
Down
- 1. change of gas to liquid
- 2. cell that has a nucleus and membrane bound organelles
- 4. energy of wave taken in by matter
- 5. smallest unit of matter
- 7. no light can pass through
- 8. theory that states that all living things are made of cells
- 11. rigid layer of protection for plant cell
- 12. basic unit of life
- 14. control center for cell
- 15. material wave travels through
- 18. gel substance that fills cells and holds organelles in place