Tides and the Moon

What You'll Learn

The water cycle describes how water moves through Earth's systems. Water evaporates from oceans, condenses into clouds, falls as precipitation, and flows back to the ocean.

Key Words

natural resource
conservation

Materials Needed

spray bottle
cups
thermometer
rain gauge

Safety First

Tie back long hair before starting the experiment.

Steps

Step 1 — Read

Read and learn: The water cycle describes how water moves through Earth's systems. Water evaporates from oceans, condenses into clouds, falls as precipitation, and flows back to the ocean.

Step 2 — Do

Follow the procedure carefully, step by step.

Step 3 — Observe

Compare the before and after states.

Step 4 — Record

Write your conclusion: did the results match your hypothesis?

Check Your Understanding

Question 1

1 of 3

What is erosion?