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Lesson 54 of 84 · Weathering and Erosion
ExperimentGroundwater and Aquifers (Part 2)
What You'll Learn
Weather describes short-term atmospheric conditions like temperature, precipitation, and wind. Climate describes the average weather patterns in a region over a long period.
Key Words
- fossil
- mineral
- climate
Materials Needed
- rain gauge
- cotton balls
- food coloring
- clear container
- rocks
- sand
Safety First
- Tie back long hair before starting the experiment.
Steps
Step 1 — Read
Review the background information on Weathering and Erosion before starting.
Step 2 — Do
Test rock hardness using Mohs scale: try scratching rocks with your fingernail, a penny, and a nail. Rank them from softest to hardest.
Step 3 — Observe
Draw a detailed diagram of what you observe.
Step 4 — Record
Write a conclusion: what did your results show? Did they match your prediction?
Check Your Understanding
Question 1
1 of 3What type of rock forms from cooled magma?