Q1: 1. Which of the following is not considered a state of matter?

• A) Solid
• B) Liquid
• C) Gas
• D) Energy

Q2: 2. What is the process of a solid turning directly into a gas called?

• A) Sublimation
• B) Condensation
• C) Melting
• D) Freezing

Q3: 3. Which of the following factors does not affect the state of matter of a substance?

• A) Temperature
• B) Pressure
• C) Volume
• D) Density

Q4: 4. What happens to the particles in a gas when the temperature is increased?

• A) They move slower
• B) They move faster
• C) They change into liquid
• D) They become solid

Q5: 5. Which state of matter has a definite shape but not a definite volume?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q6: 6. The state of matter with the highest energy and no definite shape or volume is

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q7: 7. What is the process of a gas turning into a liquid called?

• A) Sublimation
• B) Deposition
• C) Condensation
• D) Evaporation

Q8: 8. Which state of matter has particles that are closely packed together but can still slide past each other?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q9: 9. The state of matter that has a definite volume but not a definite shape is

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q10: 10. What causes a substance to change its state of matter?

• A) Change in color
• B) Change in volume
• C) Change in temperature or pressure
• D) Change in density

Q11: 11. The state of matter with particles that are far apart and have high kinetic energy is

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q12: 12. What is the process of a liquid turning into a gas called?

• A) Sublimation
• B) Evaporation
• C) Freezing
• D) Condensation

Q13: 13. Which state of matter has a definite volume and shape?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q14: 14. At what temperature does water boil and change from a liquid to a gas?

• A) 0°C
• B) 100°C
• C) -20°C
• D) 50°C

Q15: 15. Which state of matter is commonly found in stars and lightning?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q16: 16. What happens to the particles in a solid when it is heated?

• A) They move closer together
• B) They vibrate more but stay in place
• C) They spread out and move faster
• D) They change into a liquid

Q17: 17. Which state of matter has the ability to flow and take the shape of its container?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q18: 18. The state of matter that has particles arranged in a regular pattern is

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q19: 19. What is the process of a gas turning directly into a solid called?

• A) Sublimation
• B) Condensation
• C) Deposition
• D) Evaporation

Q20: 20. Which state of matter has particles with the least kinetic energy?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q21: 21. What is the state of matter of most substances at room temperature and pressure?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q22: 22. Which state of matter has the ability to conduct electricity?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q23: 23. The state of matter that has particles that are close together but can move past each other is

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma

Q24: 24. What happens when a liquid is cooled below its freezing point?

• A) It evaporates
• B) It expands
• C) It solidifies
• D) It condenses

Q25: 25. Which state of matter has the ability to fill the entire volume of its container and exert pressure on the walls?

• A) Solid
• B) Liquid
• C) Gas
• D) Plasma