xJOSE11x xJOSE11x
  • 20-09-2017
  • Biology
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Dave pulled out 4 dif CD's to find out which type of music helped him finish his hw the fastest. He used a stopwatch for 5 minutes for each type.

What are some constant (controlled) variables in this experiment?

Respuesta :

help359 help359
  • 20-09-2017
the stopwatch is the constant because that's what stays the same during the project
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