Science
Across
- 4. a tool that measures speed
- 5. an object sent into space to orbit Earth
- 9. a warm climate where it rains almost every day
- 13. one of the strongest storms on Earth
- 15. a large lake used as water supply
- 16. an event in natura that causes harm to people and property
- 17. a community of living and nonliving things
- 20. a dry climate with little rain
- 21. the climate changes as you climb the mountain
- 22. a barrier to hold back water
- 23. a pattern of events that happen in the same order
- 24. when a body of water covers an area that is usually dry land
- 25. to produce offspring
Down
- 1. a feature belonging to a living thing
- 2. to learn by doing something again and again
- 3. a dry climate with cold all year-round
- 6. layers of air that circle the Earth
- 7. land at the edge of a river
- 8. weather over a long period of time
- 10. a mass of whirling air
- 11. an underground room made to protect people in a tornado
- 12. to tell what will happen ahead of time
- 14. a gas found in the atmosphere
- 18. to stay alive
- 19. a feature that helps a living thing stay alive