39
Lesson 39 of 84 · Weather
ExperimentErosion: Water Wears Away Rock (Part 2)
What You'll Learn
Rivers flow from high places to low places, carrying water, sand, and tiny rocks along the way.
Key Words
- wind
- storm
Materials Needed
- newspaper
- spray bottle
- cups
- thermometer
Safety First
- Do not taste any materials.
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
Steps
Step 1 — Read
Read and learn: Rivers flow from high places to low places, carrying water, sand, and tiny rocks along the way.
Step 2 — Do
Build or make something using your materials.
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 happens when the sun heats water?