Across
- 3. make their own food through photosynthesis
- 4. have to eat to get their energy
- 6. force goes in opposite direction; slows/stops
- 8. distance divided by time
- 11. system organs heart, blood/vessels, lungs
- 12. system organs are brain, spinal cord, nerves
- 13. plastic, water, air, Styrofoam
- 14. examples are fungus, worms, bacteria
- 17. doesn't let heat flow evenly;heat/cold stay in
- 18. lets heat flow evenly to heat things(pots/pan)
- 21. system that sends electrical messages to body
- 23. another name for a herbivore
- 24. copper, silver, iron, steel
- 25. before/after change stays same
Down
- 1. speed and direction
- 2. moving force keeps moving until it is stopped
- 5. another name for a carnivore
- 7. total (sum) of all forces
- 9. system organs are stomach,esophagus,intestines
- 10. system that breaks down food into nutrients
- 15. system also known as circulatory
- 16. start every food chain/web/pyramid
- 19. water cycle stage like lakes, oceans, ponds
- 20. water vapor cools and creates clouds
- 22. system which makes our body move