Across
- 1. first aid kits contain an ___ ___ that you can use to limit swelling
- 4. warm air ___, while cold air sinks
- 9. football fans often drop a ___ ___ in their pocket so they don't get cold
- 11. when a chemical reaction gets colder
- 12. the name of this course
- 15. most water on Earth is in the ___ state of matter
- 16. when water reaches 32 , it will ___
- 18. -460
Down
- 2. when a chemical reaction gets hotter
- 3. scale that is used in science because it can reach 0
- 5. tool used to measure temperature
- 6. water in the frozen form is in a ___ state of matter
- 7. temperature scale used in the United States
- 8. trucks add this to snow covered streets to lower the freezing point
- 10. temperature scale used throughout the world
- 13. when water reaches 212 , it will ___
- 14. element inside of a liquid thermometer
- 17. any change in temperature