Many times beginning researchers stop there when making a hypothesis. However, a hypothesis needs to include assumptions and conditions. Assumptions are those things that you believe to be true. Assumptions are based on your previous experiences. An assumption that may be made by a researcher is that all of the solvents will be able to remove at least some of both stains.
Conditions are things that have to take place in order for the predicted results to occur.
A condition may be that the stains have to be set or that only cold water is used in the washing cycle. Keeping these three parts in mind, a hypothesis needs to be made. This is a three day activity taking 45- 60 minutes each day. DAY 1 1. Cut the shirt into 4 inch squares.