78
Lesson 78 of 84 · Natural Resources
ExperimentThe Rock Cycle (Part 3)
What You'll Learn
Erosion moves weathered rock and soil from one place to another by water, wind, ice, or gravity. Rivers carve valleys, wind shapes sand dunes, and glaciers grind mountains.
Key Words
- humidity
- barometer
- anemometer
Materials Needed
- water
- plastic tray
- magnifying glass
- newspaper
- spray bottle
Safety First
- Work in a well-ventilated area when using vinegar or other strong-smelling substances.
- Dispose of materials properly after the experiment.
Steps
Step 1 — Read
Read and learn: Erosion moves weathered rock and soil from one place to another by water, wind, ice, or gravity. Rivers carve valleys, wind shapes sand dunes, and glaciers grind mountains.
Step 2 — Do
Compare your results with a partner.
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 the rock cycle?