Lesson 6.3.1.1

6.3.1.1 Density of materials Quiz: AQA Combined Science, Unit 20

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 6.3.1.1, Density of materials: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 20: Particle model of matter, written with Revision Ninja.

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The 20 questions

  1. Which equation defines density?

    • density = mass x volume
    • density = mass + volume
    • density = mass / volume
    • density = volume / mass

  2. What is the SI unit of density?

    • kg x m
    • kg/m^2
    • g/s
    • kg/m^3

  3. Which symbol is commonly used for density?

    • theta
    • m
    • rho
    • V

  4. What is the SI unit of volume?

    • N
    • kg
    • m^3
    • m^2

  5. What property of matter does the particle model help explain?

    • Gravitational pull
    • Chemical reactivity
    • Differences in density
    • Magnetic field strength

  6. Why is a gas generally less dense than a solid of the same substance?

    • Particles stationary
    • Particles larger
    • Particles further apart
    • Particles heavier

  7. How are particles arranged in a liquid?

    • Far and regular
    • Far and random
    • Close and regular
    • Close and random

  8. Which two quantities are needed to calculate density?

    • Force and area
    • Energy and mass
    • Mass and volume
    • Weight and height

  9. A block has a mass of 2.4 kg and a volume of 0.0012 m^3. What is its density?

    • 2880 kg/m^3
    • 2000 kg/m^3
    • 0.0005 kg/m^3
    • 200 kg/m^3

  10. A liquid of density 800 kg/m^3 fills a volume of 0.005 m^3. What is its mass?

    • 4 kg
    • 40 kg
    • 0.00625 kg
    • 160 kg

  11. A solid has a mass of 0.54 kg and a density of 2700 kg/m^3. What is its volume?

    • 0.0002 m^3
    • 0.002 m^3
    • 0.02 m^3
    • 2 m^3

  12. A cube of side 0.1 m has a mass of 2 kg. What is its density?

    • 20 kg/m^3
    • 2000 kg/m^3
    • 20 000 kg/m^3
    • 200 kg/m^3

  13. When water freezes into ice, what happens to its density?

    • Decreases
    • Increases
    • Stays constant
    • Doubles

  14. A regular block measures 0.05 m by 0.04 m by 0.02 m. What is its volume?

    • 4 x 10^-6 m^3
    • 4 x 10^-5 m^3
    • 4 x 10^-3 m^3
    • 2 x 10^-5 m^3

  15. Which method finds the volume of an irregular solid?

    • Ruler calculation
    • Liquid displacement
    • Weighing scale
    • Direct measurement

  16. A stone of mass 0.6 kg displaces 0.0002 m^3 of water. What is its density?

    • 3000 kg/m^3
    • 120 kg/m^3
    • 3 kg/m^3
    • 300 kg/m^3

  17. For equal mass, which liquid has the larger volume?

    • Same volume
    • Higher density
    • Lower density
    • Maximum density

  18. A 0.92 kg block of ice melts into water. Ice has density 920 kg/m^3 and water 1000 kg/m^3. What volume of water forms?

    • 0.00092 m^3
    • 0.00100 m^3
    • 0.92 m^3
    • 0.0092 m^3

  19. A liquid of density 1500 kg/m^3 occupies 2 litres. What is its mass? (1 litre = 0.001 m^3)

    • 1.5 kg
    • 750 kg
    • 3 kg
    • 0.75 kg

  20. A gas is compressed to one quarter of its volume at constant mass. How does density change?

    • Quarters
    • Quadruples
    • Doubles
    • Halves

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