1. Why does ice cream drip down your hand ?
2.what happens when you and heat a solid, liquid or gas ?
3.what happens when enough heat is add to a solid ?
4. What happens when enough heat is add to a liquid ?
5.what is melting ?
6. what does heat do to particles in a solid?
7.what is the melting point ?
8. what is evaporation ?
9. are 2 examples of sublimation ?
10. What is boiling ?
11. what happens when a substance is cooled ?
12.what happens to a substance if enough heat is removed from it ?
13. what is freezing ?
14. what is frost ?
15. How is snow formed ?
16. what is the opposite of freezing ?
17. what is condensation ?
18. what is our lung full of ?
19. What is steam ?
20. what is mercury's melting point ?