PLEASE HELP FAST Example: You are investigating how soil type influences bean stem growth. In your investigation… a. Independent variable (the variable that you are controlling) is types of soil used.
b. Dependent variable (the results) would be the growth of bean stems.
1. Is plant growth affected by the color of light in which it grows?
a. Independent variable:
b. Dependent variable:

2. Which laundry detergent removes stains more effectively?
a. Independent variable:
b. Dependent variable:

3. Does the type of oil affect the size of popcorn?
a. Independent variable:
b. Dependent variable:

4. Which type of paper towel is more absorbent?
a. Independent variable:
b. Dependent variable:
5. Which battery has the longest life span?
a. Independent variable:
b. Dependent variable:

6. Which paint resists weathering more effectively?
a. Independent variable:
b. Dependent variable:

7. Do different types of music affect student math accuracy?
a. Independent variable:
b. Dependent variable:

8. How do different salts affect the melting point of ice?
a. Independent variable:
b. Dependent variable: