Parts of an Experiment

Front

What is the Independent Variable in an experiment?

Back

The one factor that a scientist changes during an experiment.

Tags

NGSS.MS-PS2-2

Front

How many Independent Variables can be tested in a controlled experiment?

Back

One.

Tags

NGSS.MS-PS2-2

Front

What is the Dependent Variable in Ben's helicopter experiment?

Back

The amount of time it takes the helicopter to hit the floor.

Front

What is the Dependent Variable?

Back

The variable that is measured.

Tags

NGSS.MS-PS3-4

Front

In an experiment on plant growth, what is the Independent Variable if different liquids are used?

Back

The type of liquid.

Front

What is a Controlled Variable?

Back

Factors that are kept constant to ensure a fair test.

Tags

NGSS.MS-PS2-2

Front

What is the purpose of a Control Group in an experiment?

Back

To provide a baseline for comparison.

Front

What does it mean to 'measure' in an experiment?

Back

To collect data on the Dependent Variable.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

Front

What is the difference between Independent and Dependent Variables?

Back

Independent Variable is changed by the scientist; Dependent Variable is measured.

Front

Why is it important to have only one Independent Variable?

Back

To ensure that the results are due to that variable alone.

Tags

NGSS.MS-PS2-2