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Each day, water plant A with 10 ml of water, plant B with 20 ml of water and plant C with no water.

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Each day, use the same measuring cylinder to water plant A with 10 ml of water, plant B with 20 ml of water and plant C with no water.

1

Use the same measuring cylinder each time water is measured.

Estimate how much water each plant gets.

Light enquiry method

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2

Questioning the method

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3

  • Did each group of monitors use the same ruler?

  • Did each group measure from the same part of the dish?

  • Did each group measure the same cress seed?

Questioning the method

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Use the same ruler to measure the height of the shoots from the right side of the dish each day.

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4

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