Science Variables

Front

What is an independent variable?

Back

The one thing you change in an experiment.

Tags

NGSS.MS-PS2-2

Front

What is a dependent variable?

Back

What you measure or observe in an experiment.

Front

What is a controlled variable?

Back

Variables that are kept constant to ensure a fair test.

Front

What is the purpose of an experiment?

Back

To test a hypothesis by changing one variable and observing the effect.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Front

In Randell's experiment, what is the independent variable?

Back

How much salt is in the water.

Front

In Cooper's experiment, what is the independent variable?

Back

The diet of the rat.

Front

In Joe's experiment, what is the dependent variable?

Back

The size of the apples.

Tags

NGSS.MS-LS1-5

Front

What does it mean to measure a variable?

Back

To collect data on that variable during an experiment.

Tags

NGSS.MS-PS1-2

Front

Why is it important to have controlled variables?

Back

To ensure that the experiment is fair and that the results are valid.

Front

What is an example of a constant variable?

Back

The type of container used in an experiment.