1. Matter is anything that:
A. has mass and occupies space
B. has color only
C. has weight only
D. produces energy

2. Particles of matter are:
A. extremely small
B. extremely large
C. visible easily
D. colorful

3. Solids have:
A. definite shape and volume
B. only volume
C. only shape
D. no shape

4. Liquids have:
A. definite volume
B. definite shape
C. no mass
D. no volume

5. Gases have:
A. definite shape
B. definite volume
C. no definite shape and volume
D. definite mass only

6. The process of solid changing into liquid is called:
A. melting
B. freezing
C. condensation
D. evaporation

7. Liquid changing into gas is called:
A. boiling
B. melting
C. freezing
D. cooling

8. Gas changing into liquid is called:
A. condensation
B. evaporation
C. melting
D. freezing

9. Diffusion is fastest in:
A. solids
B. liquids
C. gases
D. plasma

10. Particles in solids are:
A. tightly packed
B. far apart
C. loosely packed
D. moving freely

11. Liquids take the shape of:
A. container
B. air
C. ground
D. light

12. Gases fill the:
A. whole container
B. half container
C. bottom only
D. top only

13. Evaporation occurs at:
A. all temperatures
B. boiling point only
C. freezing point only
D. zero temperature

14. Sweating cools the body due to:
A. evaporation
B. freezing
C. melting
D. condensation

15. Example of solid is:
A. iron
B. water
C. air
D. milk

16. Example of liquid is:
A. oil
B. stone
C. oxygen
D. salt

17. Example of gas is:
A. oxygen
B. wood
C. iron
D. sugar

18. The boiling point is when:
A. liquid becomes gas
B. gas becomes liquid
C. solid becomes liquid
D. liquid becomes solid

19. Freezing changes:
A. liquid to solid
B. solid to liquid
C. gas to liquid
D. gas to solid

20. Melting changes:
A. solid to liquid
B. liquid to solid
C. gas to liquid
D. liquid to gas