Hypothesis Worksheet
Directions: Take the following inferences and turn them into formal hypotheses. Number 1 has been
done for you
Formal Hypothesis Format: If independent variable (what you are changing), then dependent variable
(what will change) because (with explanation).
1. Chocolate may cause pimples
Independent variable: Eating Chocolate
Dependent variable: You will get pimples
Formal hypothesis:
If you eat chocolate, then you will get pimples because chocolate
increases the amount of oil in your skin.
2. Salt in soil may affect plant growth.
Independent variable:
Dependent variable:
Formal hypothesis:
3. Plant growth may be affected by the color of the light.
Independent variable:
Dependent variable:
Formal hypothesis:
4. Bacterial growth may be affected by temperature.
Independent variable:
Dependent variable:
Formal hypothesis:
5. Ultraviolet light may cause skin cancer.
Independent variable:
Dependent variable:
Formal hypothesis:
6. Temperature may cause leaves to change color.
Independent variable:
Dependent variable:
Formal hypothesis:
7. Over watering may cause plants to die.
Independent variable:
Dependent variable:
Formal hypothesis:
8. Sugar may cause fruit to not turn brown.
Independent variable:
Dependent variable:
Formal hypothesis: