The Carbon Cycle (Part 2)

What You'll Learn

Tsunamis are large ocean waves caused by underwater earthquakes, volcanic eruptions, or landslides. They travel fast across the ocean and grow very tall near shore.

Key Words

atmosphere
earthquake
volcano

Materials Needed

plastic tray
magnifying glass
newspaper

Safety First

Handle glass items carefully to avoid breakage.
Do not mix unknown chemicals together.
Tie back long hair before starting the experiment.

Steps

Step 1 — Read

Study the diagram and label the parts you recognize.

Step 2 — Do

Model erosion: tilt a tray of soil and pour water from a cup at the top. Observe how channels form. Try adding plants or rocks to slow the erosion.

Step 3 — Observe

Look for patterns in your observations.

Step 4 — Record

Make a graph or chart showing your results.

Check Your Understanding

Question 1

1 of 3

Which type of rock forms under heat and pressure?