Variables in an Experiment

What is the word that goes with this definition: The ONE thing I change?

• Constants

• Independent Variable

• Control

• Dependent Variable

What is the word that goes with this definition: A trial used to COMPARE results to.

• Constants

• Independent Variable

• Control

• Dependent Variable

What is a Constant?

• The DATA or results of an experiment

• A trial used to COMPARE results to

• The ONE thing I Change

• Everything that stays the SAME

What is the Dependent Variable?

• The DATA or results of an experiment

• A trial used to COMPARE results to

• The ONE thing I Change

• Everything that stays the SAME

Select ALL that apply: Which could be CONSTANTS in an experiment?

• The SAME amount of helium

• The SAME amount of days

• A DIFFERENT amount of sun

• The SAME amount of soap

Which could be an INDEPENDENT VARIABLE in an experiment?

• I keep the type of soil the SAME

• I measure and take DATA on the amount of rain

• I change the amount of sunlight

• I COMPARE the trial with no sunlight to the other trials

Which could be a DEPENDENT VARIABLE in an experiment?

• I keep the type of soil the SAME

• I measure and take DATA on the amount of rain

• I change the amount of sunlight

• I COMPARE the trial with no sunlight to the other trials

Which could be a CONTROL in an experiment?

• I keep the type of soil the SAME

• I measure and take DATA on the amount of rain

• I change the amount of sunlight

• I COMPARE the trial with no sunlight to the other trials