States of Matter MCQs

1. Which state of matter has a definite shape and volume?
A) Liquid
B) Gas
C) Solid
D) Plasma
Answer: C) Solid

2. Which state of matter has a definite volume but no fixed shape?
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: B) Liquid

3. Which state of matter is highly compressible?
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: C) Gas

4. The particles in a solid are:
A) Far apart
B) Closely packed
C) Moving freely
D) Randomly arranged
Answer: B) Closely packed

5. Which state of matter has the highest kinetic energy?
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: D) Plasma

6. The process of solid changing directly into gas is called:
A) Condensation
B) Sublimation
C) Evaporation
D) Fusion
Answer: B) Sublimation

7. The change of liquid into gas at any temperature is called:
A) Boiling
B) Condensation
C) Evaporation
D) Freezing
Answer: C) Evaporation

8. Which of the following has no fixed shape and no fixed volume?
A) Solid
B) Liquid
C) Gas
D) Ice
Answer: C) Gas

9. Which state of matter flows easily?
A) Solid
B) Liquid
C) Both liquid and gas
D) Plasma only
Answer: C) Both liquid and gas

10. Plasma is:
A) Neutral gas
B) Ionized gas
C) Solid
D) Liquid
Answer: B) Ionized gas