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PIMSO 2025 - Science - Primary 3 - National Round Question 9

PIMSO Science · PIMSO 2025 - Science - Primary 3 - National Round

Question 9

Noel poured some liquid into a communicating vessel through the mouth at P as shown below. If Noel had poured the liquid until it reached the level marked T, what would he observe about the liquid levels in the other mouths P, Q, R and S?

Question illustration
  1. The liquid levels in P and Q are higher than in R and S.
  2. The liquid levels in Q, R, and S are higher than in P.
  3. The liquid levels in P, Q, R, and S are all the same.
  4. The liquid level in S is the highest.