Hypothesis
If a spoon, a sponge, paper towels, and cotton balls are able to contain and absorb the oil spill then we will contain 75% and absorb 80% of the oil.
Independent variables: The spoon, paper towels, sponge, and cotton balls
Dependent variable: The amount of oil cleaned up
Controlled variables: The temperature of the water, and density of the oil
Independent variables: The spoon, paper towels, sponge, and cotton balls
Dependent variable: The amount of oil cleaned up
Controlled variables: The temperature of the water, and density of the oil