States of Matter Quiz
Studying this course? Keep your progress in one place.
Pick an answer for each. Quizzes never use energy.
5 questions, one answer each
Each answer is checked as you go, with why.
See all 5 questions
1. Which state of matter has particles that vibrate about fixed positions but do not move from place to place?
- A. Gas
- B. Liquid
- C. Solid
- D. Plasma
2. What is the name for the change of state directly from a solid to a gas?
- A. Condensing
- B. Subliming
- C. Freezing
- D. Evaporating
3. A drop of purple dye placed in a beaker of still water gradually spreads to colour the whole beaker. This is best explained by:
- A. The water evaporating
- B. Diffusion due to random particle movement
- C. The dye particles being pushed by gravity
- D. Chemical reaction between dye and water
4. A solid dissolves in water until no more will dissolve at 20°C, leaving some undissolved solid at the bottom. This solution is described as:
- A. Diluted
- B. Saturated
- C. Concentrated only
- D. Distilled
5. A solubility curve shows a solid has a solubility of 40 g per 100 g water at 30°C. If 20 g of water is used at 30°C, what is the maximum mass of solid that will dissolve?
- A. 8 g
- B. 20 g
- C. 40 g
- D. 60 g