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PIMSO 2022 - Science - Grade 3 - National Round Question 10

PIMSO Science · PIMSO 2022 - Science - Grade 3 - National Round

Question 10

Which of the following is the BEST sign of a chemical change?
  1. change in composition
  2. change in color
  3. change in temperature
  4. change of phase
  5. change in shape