1. What state of matter has a definite shape and volume? A. Solid B. Liquid C. Gas D. Solution

2. What is the name of the physical process in which a gas is cooled until it turns into a liquid? A. Boiling B. Melting C. Freezing
   D. Condensation

3. What type of matter consists of particles that are held close together but can still move? A. Solid B. Liquid C. Gas D. Solution

4. At what temperature does water turn from a liquid into a gas? A. -100 degrees Celsius B. 273 Kelvin C. 0 degrees Celsius D. 100 degrees Celsius

5. What type of state of matter has particles that are free to move and expand to fill a container? A. Solid B. Liquid C. Gas D. Solution

6. What type of state of matter has no definite shape or volume? A. Solid B. Liquid C. Gas D. Solution

7. What is the name of the simplest type of particle theory? A. Kinetic theory B. Brownian motion C. Boyle’s law D. Newton’s law

8. What is the name of the process when a solid is heated until it becomes a liquid? A. Boiling B. Melting C. Freezing D. Condensation

9. What type of matter consists of particles tightly connected together? A. Solid B. Liquid C. Gas D. Solution

10. What type of matter consists of two substances that are evenly mixed together? A. Solid B. Liquid C. Gas D. Solution

11. What type of matter does not have a definite shape or volume? A. Solid B. Liquid C. Gas D. Solution

12. What is the name of the physical process in which a liquid is heated until it turns into a gas? A. Boiling B. Melting C. Freezing D. Condensation

13. What type of matter consists of particles that move freely, far apart and can expand to fill a container? A. Solid B. Liquid C. Gas D. Solution

14. What is the name of the physical process in which a gas is cooled until it turns into a liquid? A. Boiling B. Melting C. Freezing
    D. Condensation

15. What type of state of matter has no definite shape or volume, and particles that are free to move and expand to fill a container? A. Solid B. Liquid C. Gas D. Solution

16. What is the name of the physical process in which a solid is heated until it turns into a liquid? A. Boiling B. Melting C. Freezing D. Condensation

17. What type of matter consists of particles packed tightly together, unable to move? A. Solid B. Liquid C. Gas D. Solution

18. What is the name of the physical process in which a liquid is cooled until it turns into a gas? A. Boiling B. Melting C. Freezing D. Condensation

19. What state of matter describes particles that can be all connected to each other, or spread out in a loose formation? A. Solid B. Liquid C. Gas D. Solution

20. What type of matter consists of two or more substances that are not combined chemically? A. Solid B. Liquid C. Gas D. Solution

ANSWERS:

1. A
2. D
3. B
4. D
5. C
6. C
7. A
8. B
9. A
10. D
11. C
12. A
13. C
14. D
15. C
16. B
17. A
18. D
19. B
20. D