In all science experiments variables can be ... When all other variables are controlled an experiment is a fair test. You can learn more about fair tests here. When planning an investigation ...

The main variables in a science experiment are the independent ... keep the same during the experiment to make sure it’s a fair test. Independent Variable is the volume of the object.

Some schools worked the science fair into their science curriculum ... projects with hypotheses and worked through different variables to test their constants. Some students said they spent ...