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9 January, 01:21

A scientist stated the following hypothesis:

If I change the temperature of water in a fish tank, it will affect fish breathing rate.

Identify the independent variable:

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Answers (1)
  1. 9 January, 03:50
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    temperature of water

    Explanation:

    an independent variable is the value that can be changed or controlled in a given model, they provide the "input" which is modified by the model to change the "output". in this example, the temperature is changed, affecting the fish's breathing rate.
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