You’re running an experiment with fertilizer where you give fifteen plants (all the same type of plant) different amounts of fertilizer to study how effective the fertilizer is in different quantities. Match the following vocabulary words to the appropriate blank.
Independent variable, Dependent variable, Constant, Control
: Making sure that you expose the plants to the same amount of sun and water.
: How fast the plants grow.
: The fertilizer.
: A plant that is not given fertilizer at all.