Across
- 3. use a reusable _____ instead
- 5. indoor _____ is fun on rainy days
- 8. trash is one kind of ______
- 9. turn off the _____ while brushing your teeth
- 11. parts that work together
- 13. a hard, nonliving part of earth
- 14. a change in an object's position
- 16. even small fixes help to _______ water
- 18. rivers and lakes are ______ sources of water
- 19. in summer there are more hours of _______
Down
- 1. all the pieces connected
- 2. each _____ has its own type of weather
- 4. to harden from cold temperatures
- 6. in Fall the temperature is _____
- 7. the path on which something moves
- 9. how organisms depend on each other for food
- 10. a large body of salt water
- 12. the season after spring
- 15. to change from a solid to a liquid
- 17. you need to stay _____ on cold and snowy days