Variables

Front

This variable is the one thing that changed on purpose...

Back

Independent Variable

Front

What is the DEPENDENT variable (effect) in this experiment?
"Does eating breakfast improve test scores?"

Back

the grade you got on the test

Front

You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment?

Back

The amount you water each plant.

Front

What is the DEPENDENT variable (effect that is measured) in this experiment? "Do tall people jump further than short people?"

Back

how far the person jumps

Front

The variable that is being tested, counted, or measured and how it reacts to the independent variable is known as:

Back

Dependent Variable

Front

These are the variables that should stay the same. They do not get any changes in order to make for a fair test.

Back

Controlled variables

Front

What is the independent variable in Mr. Pransky's experiment on how different surfaces affect the bounce height of a tennis ball?

Back

the different surfaces

Front

A student wants to test the hypothesis of "If salt is added to water then the boiling point of water will decrease (go down)." What is the independent variable?

Back

Whether salt is added or not

Front

How many independent variables are allowed to be changed in an experiment?

Back

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