The Water Cycle: Condensation and Precipitation (Part 2)

What You'll Learn

Weathering breaks rocks into smaller pieces through physical processes (like freezing water expanding in cracks) and chemical processes (like acid rain dissolving limestone).

Key Words

tectonic plates
erosion

Materials Needed

rain gauge
cotton balls
food coloring
clear container
rocks

Safety First

Wear safety goggles when mixing liquids.
Wash hands after handling materials.

Steps

Step 1 — Read

Read and learn: Weathering breaks rocks into smaller pieces through physical processes (like freezing water expanding in cracks) and chemical processes (like acid rain dissolving limestone).

Step 2 — Do

Follow the procedure carefully, step by step.

Step 3 — Observe

Watch carefully for any changes and note the time.

Step 4 — Record

Create a data table to organize your measurements.

Check Your Understanding

Question 1

1 of 3

What powers the water cycle?