Conducting a fair test is one of the most important ingredients of doing good, scientifically valuable experiments. To insure that your experiment is a fair test, you must change only one factor at a time while keeping all other conditions the same. Scientists call the changing factors in an experiment variables.
Eligibility Requirements for VFW Auxiliary Membership: Members must be citizens of the United States or a United States National, and at least 16 years old.
Here are some basic eligibility requirements for a Federal Pell Grant: 1  You need to be eligible for federal student aid programs. 2  Youâre an undergraduate student whoâs enrolled full-time or part-time. 3  You might be eligible to receive a Pell Grant if youâre enrolled in a post baccalaureate teacher certification program.3.