Types of Rocks: Metamorphic (Part 2)

What You'll Learn

The carbon cycle describes how carbon moves through atmosphere, biosphere, oceans, and rocks. Human activities like burning fossil fuels add extra carbon to the atmosphere.

Key Words

atmosphere
humidity
barometer

Materials Needed

cups
thermometer
rain gauge
cotton balls
food coloring

Safety First

Clean up spills immediately to prevent slipping.

Steps

Step 1 — Read

Read and learn: The carbon cycle describes how carbon moves through atmosphere, biosphere, oceans, and rocks. Human activities like burning fossil fuels add extra carbon to the atmosphere.

Step 2 — Do

Repeat the experiment two more times for accuracy.

Step 3 — Observe

Note any unexpected results.

Step 4 — Record

Share your findings with the class or a partner.

Check Your Understanding

Question 1

1 of 3

How do fossils form?