3. Changing a solid to a liquid by heating it,
is known as what?
A.) freezing
B.) variable
C.) melting
D.) evaporation L W

5. Changing a liquid into a solid by cooling,
is known as what?
A.) melting
B.) evaporation
C.) condensation
D.) freezing L W

7. When any factor (part) of an experiment
can be changed, it is known as what?
A.) evaporation
B.) variable
C.) condensation
D.) all of the above L W

9. What is the process known as when a liquid
changes into a gas?
A.) condensation
B.) evaporation
C.) variable
D.) displacement L W

11. When water is an invisible gas, it is known
as what?
A.) air
B.) oxygen
C.) water vapor
D.) H2O L W

13. When a gas changes into a liquid, it is
known as what?
A.) freezing it
B.) condensation
C.) evaporation
D.) melting it L W

15. What affects the change of matter from
one state to another?
A.) evaporation
B.) temperature
C.) condensation
D.) none of the above L W

17. If a solid is melted, the liquid will weigh _____ the original solid.
A.) more than
B.) equal to
C.) less than
D.) None of the above L W

19. When condensation forms, it comes from…
A.) inside the glass
B.) it doesn’t form
C.) the air around it
D.) none of the above L W

21. When ice melts it had the same weight as the original solid cube.
A.) True
B.) False
C.)
D.) L W

23. To change a solid into a liquid you need…
A.) heat
B.) cold
C.) chocolate
D.) condensation L W

25. When gases get colder, they become…
A.) solids
B.) ice cubes
C.) liquids
D.) none of the above L W

27. Water vapor in the air comes from…
A.) liquid water
evaporating
B.) condensation
C.) ice cubes
D.) all of the above L W

29. Matter _____________ exists.
A.) never
B.) sometimes
C.) only if you see it
D.) always L W

31. The “dew” on grass is a form of….
A.) condensation
B.) evaporation
C.) solids
D.) nothing L W

32. Thank-you for playing…
Congratulations!
Thank-you for playing…
Correct

34. Thank-you for playing…
Incorrect!
Thank-you for playing…
Correct