Homer notices that his shower is covered in a strange green smile. His friend Barney tells him that coconut juice will get rid of the green slime. Home decides to test this out by spraying half of the shower with coconut juice. He sprays the other half of the shower with water. After 3 days of the treatment, there is no change in the appearance of the green slime on either side of the shower. What was the initial observation? Identify the: Control group: Independent Variable: Dependent Variable: What should Homer's conclusion be?
HINT: Variable- What could be changed. something that changes within the experiment. Independent variable - You make the changes in the experiment. Something that you control. Dependent variable - You changed things in the independent variable, so the dependent is the result of changes that u made in the independent variables. Control group -is another experiment similar to the previous experiment but with different variables tested and it's used to compare the experimental group.
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