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PIMSO 2025 - Science - Primary 1 - National Round Question 10

PIMSO Science · PIMSO 2025 - Science - Primary 1 - National Round

Question 10

Density is a measure of how tightly packed the particles are in the object. Which of the diagram shows the least dense object if the red circles represent the particles?

Question illustration

Editorial note: Assume equal box volumes and equal particle masses.
  1. Diagram A
  2. Diagram B
  3. Diagram C
  4. Diagram D