1. Types of Variables in a Scientific Experiment
Cornell Notes Page 35

2. Independent Variable (IV)
Dependent Variable (DV)
The “Cause”
Variable being tested
“I change”
The “Effect”
Variable being measured
“depends” on independent variable

3. Constants/ Controlled Variables ( C )
Any variable that is kept the same (constant) or is controlled so that it does not alter the results of the experiment.

4. The grass on my lawn is brown.
I hypothesized that “If I fertilize my grass everyday, then it will turn green again.”
I sprinkled on some fertilizer and started watering my grass everyday. After a month, it turned green again!