Density Quiz
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5 questions, one answer each
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1. A block has a mass of 200 g and a volume of 50 cm³. What is its density?
- A. 0.25 g/cm³
- B. 150 g/cm³
- C. 4 g/cm³
- D. 10 000 g/cm³
2. What is 1.2 g/cm³ in kg/m³?
- A. 1200 kg/m³
- B. 120 kg/m³
- C. 12 000 kg/m³
- D. 0.0012 kg/m³
3. Which method gives the volume of an irregular stone?
- A. Measure it with a ruler
- B. Weigh it on a balance
- C. Divide its mass by its weight
- D. Use a displacement can and measure the water displaced
4. An object floats in water when its density is:
- A. greater than 1.0 g/cm³
- B. less than 1.0 g/cm³
- C. exactly 5 g/cm³
- D. the same as its mass
5. Why is steam much less dense than liquid water?
- A. Its particles are lighter
- B. Its particles have disappeared
- C. Its particles are much further apart, so the same mass takes up far more volume
- D. Its particles are heavier