The method of science steps limitations Using the scientific method participation Hand in Participation at end of class. Hand in leaf at end of class. A hypothesis is false if it does not correctly predict the outcome of a test situation. A hypothesis that predicts correctly is not necessarily true. A controlled experiment sets up two situations that are identical except for one feature called the variable.
Any hypothesis is accepted provisionally.
Some interesting events in biology are historical and cannot be tested directly. Science assumes natural causes.