The Scientific Method

Subject: Science  ·  Grade level: 3rd

The steps every scientist uses, from question to conclusion. Whether you're studying bugs in a backyard or a galaxy far away, scientists follow the same simpl

In this lesson

• The five steps
• Fair tests & variables

Key terms

Hypothesis

A testable guess about what will happen.

Variable

Something that can change in an experiment.

Observation

What you notice using your senses.

Conclusion

What you decide based on your results.

The Scientific Method lesson on BrightPath

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