What Are The Components Needed In Order For An Experiment To Be Valid?

(Correct Answer Below)

What Are The Components Needed In Order For An Experiment To Be Valid?

Identify these components in the following experiment: A scientist is testing a new plant food to see if it causes plants to grow faster. The scientist tests two plants with the new plant food, and two plants he grows without plant food.
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The components needed in order for an experiment to be valid is a hypothesis, a control, and variables. The contol woud be the plant food because it remains constant throughout the experiment and the variables would be the two different plants that the scientists are testing the new plant food on.

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