Page 14 - 新思维科学活动用书8 样章

1.3 Breathing

3 The girls’ teacher says they cannot draw any definite conclusions from their results.

She asks them to try to improve their experiment.
What will improve the girls’ experiment?

Tick (✓) two boxes.

Collecting more results from more people in the orchestra.

Finding out whether playing a percussion instrument affects lung volume.

Making three measurements for each person.

Measuring how fast each person can run.

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