Biology: IV, DV, Hypothesis Review

To be considered a "controlled experiment" you should only change _______ variable at a time.

Identify the DV: If Wilma uses sun screen, then she will decrease her chances of skin cancer

If you run an experiment many times & continue to come to the same conclusion it can be considered a scientific theory

Identify the IV: If George eats McDonalds everyday, then he is likely to develop heart disease

The first step of the scientific method is to develop a testable question

Other than your IV, every other factor in an experiment should remain the same. These are known as the experimental ____

Identify the DV: If Sue reads 20 minutes a day, then she will be more successful in school

To be considered a controlled experiment, what factor(s) needs to remain constant?

In a scientific experiment, the variable you change/manipulate/compare is known as

In a scientific experiment, the measurable results are known as the...

Identify the IV: If Bobby regularly complete his homework, then he will get better grades