Explain why it is important that scientists only test one independent variable at a time in an experiment.

It could have a different outcome than what they were looking for giving them false information

It is important because if you test so many things you won't know what works best and what doesn't work.

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.