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Lesson 45 of 84 · Scientific Models
ExperimentThe Scientific Method (Part 3)
What You'll Learn
The scientific method is a systematic approach to investigating questions. It involves making observations, forming hypotheses, conducting experiments, analyzing data, and drawing conclusions.
Key Words
- hypothesis
- variable
Materials Needed
- cardboard
- tape
- scissors
- straws
- paper clips
- rubber bands
Safety First
- Keep small objects away from young children.
- Work in a well-ventilated area when using vinegar or other strong-smelling substances.
Steps
Step 1 — Read
Read and learn: The scientific method is a systematic approach to investigating questions. It involves making observations, forming hypotheses, conducting experiments, analyzing data, and drawing conclusions.
Step 2 — Do
Gather your materials and set up your workspace.
Step 3 — Observe
Observe what happens and describe it in detail.
Step 4 — Record
Record your observations in your science journal.
Check Your Understanding
Question 1
1 of 3What is a scientific model?