Across
- 3. to make more of the same kind of organism as the adult
- 9. animals that eat other organisms
- 11. die
- 13. animals that eat other animals
- 15. populations of different species that live in the same area at the same time
- 16. characteristics of an organism
- 17. to grow in a strong and healthy way
- 18. the stages of development of an organism as it grows into an adult
- 19. a change in the appearance of matter without actually changing the matter itself
- 21. a state of matter that has a fixed volume, but its shape changes to match the shape of its container
- 22. the amount of matter an object has
- 24. change an organism undergoes in order to survive
- 27. change in an insect or frog's life cycle that involves 4 stages, egg, larva, pupa, adult
- 28. one of the three main forms of matter
- 29. all the populations of organisms and the nonliving things in an environment, and the interaction among them
- 30. a state of matter that has a fixed shape and volume
- 31. all the organisms of the same species that live in the same area at the same time
Down
- 1. anything in the environment that can harm living organisms or damage the natural resources there
- 2. the amount of space taken up by matter
- 4. a change in matter that can't be undone, such as burning
- 5. a state of matter that does not has a fixed shape or volume
- 6. change in an insects life cycle that involves 3 states, egg, nymph, adult
- 7. the amount of mass an object has in a known volume
- 8. description of behaviors that are inherited
- 10. behaviors that are learned
- 12. characteristics passed down from parents to offspring
- 14. change
- 20. when an organism undergoes changes in form through their life cycle
- 22. anything that has mass and takes up space
- 23. organisms that make their own food
- 25. children
- 26. the measure of the amount of gravity acting on an object's mass