Question

match each term to its correct definition.
a. independent variable
b. dependent variable
c. control group
d. constant
e. cohesion
f. adhesion

1. factor that is measured in an experiment
2. factor that is changed by the scientist
3. group that remains unchanged for comparison
4. factor that stays the same throughout the experiment
5. water molecules sticking to each other
6. water molecules sticking to other materials

Explanation:

1. The dependent variable is what is measured in an experiment.
2. The independent variable is what the scientist changes.
3. The control group is left unchanged for comparison.
4. A constant remains the same throughout the experiment.
5. Cohesion is water - molecules sticking to each other.
6. Adhesion is water - molecules sticking to other materials.

Answer:

A. 2. Factor that is changed by the scientist
B. 1. Factor that is measured in an experiment
C. 3. Group that remains unchanged for comparison
D. 4. Factor that stays the same throughout the experiment
E. 5. Water molecules sticking to each other
F. 6. Water molecules sticking to other materials