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3 February, 22:24

Read the observation, question, and hypothesis.

Observation: Hotter water seems to produce more bubbles than cold water when it is mixed with dish soap.

Question: Does water temperature affect the amount of bubbles that are produced from dish soap?

Hypothesis: Hot water produces more bubbles than cold water when it is mixed with dish soap.

D'Angela will mix soap and water in a clean beaker four times. To test her hypothesis, which conditions should change or remain the same each time?

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Answers (1)
  1. 3 February, 23:03
    0
    She should change the temperature of the water, while keeping the amount of soap and water the same.
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