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24 April, 14:28

What is controlled variable in dry ice experiment

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Answers (2)
  1. 24 April, 16:00
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    Dry ice creates smoke like people use it for scary haunted houses and stuff
  2. 24 April, 17:26
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    The controlled variable is the variable the you control, so if you are investigating the affect of changing the amount (mass) of CO₂, then mass is your variable.
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