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IMSO 2008 Science – Taiwan Selection First Round Theory Question 2

IMSO Science · IMSO 2008 Science – Taiwan Selection First Round Theory

Question 2

Bala conducted an experiment as shown below. When he placed the test-tube into the beaker of hot water, the ink indicator rose. This shows that _________.

Question illustration
  1. air contract when boiled
  2. air does not have definite volume
  3. air can be compressed
  4. air expands when heated.