11
Lesson 11 of 84 · Engineering and Design
ExperimentBuilding a Scientific Argument
What You'll Learn
Scientific arguments require a claim, evidence, and reasoning. The claim states what you believe, evidence provides data supporting it, and reasoning explains how the evidence supports the claim.
Key Words
- model
- prototype
Materials Needed
- straws
- paper clips
- rubber bands
- string
- cups
- aluminum foil
Safety First
- Do not look directly at the sun or bright lights.
- Clean up spills immediately to prevent slipping.
Steps
Step 1 — Read
Read and learn: Scientific arguments require a claim, evidence, and reasoning. The claim states what you believe, evidence provides data supporting it, and reasoning explains how the evidence supports the claim.
Step 2 — Do
Build your model using the materials provided.
Step 3 — Observe
Look for patterns in your observations.
Step 4 — Record
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What does a prism do to white light?