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Lesson 24 of 84 · Light
ExperimentMeasuring with Rulers and Scales (Part 2)
What You'll Learn
Tools like rulers, magnifying glasses, and thermometers help scientists measure and observe.
Key Words
- test
- measure
Materials Needed
- straws
- paper clips
- rubber bands
- string
- cups
- aluminum foil
Safety First
- Wear safety goggles when mixing liquids.
Steps
Step 1 — Read
Read and learn: Tools like rulers, magnifying glasses, and thermometers help scientists measure and observe.
Step 2 — Do
Try the experiment. What do you think will happen?
Step 3 — Observe
Draw a picture of what you observe.
Step 4 — Record
Share your results with a partner.
Check Your Understanding
Question 1
1 of 3What tool do you use to measure how heavy something is?