MYP Physics · 06 · multiple choice
Identify a sample by density
Matter, density, and materials · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- recall
- Marks
- 3
- Topics
- 2
- Answer
- Complete
multiple choice3 marks
A solid sample has mass 240 g and volume 300 cm³. Which statement is correct?
- a
Select and show Select the correct statement and show the calculation with units.
3 marks
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Answer overviewCorrect answer: A — Its density is 0.80 g cm⁻³.
01
3 marksa
Select and show Select the correct statement and show the calculation with units.
How to approach it
Predict from the governing principle before looking for a matching option. Then reject alternatives by checking direction, units, limiting behaviour or the physical meaning of each statement.
- 1
Selects option A: the sample density is 0.80 g cm⁻³.
- 2
Uses density = mass ÷ volume = 240 ÷ 300.
- 3
Obtains 0.80 g cm⁻³ with the correct unit.
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