Climate Zones of the World

What You'll Learn

Climate change refers to long-term shifts in temperature and weather patterns. Human activities, especially burning fossil fuels, have increased greenhouse gases and accelerated warming.

Key Words

fossil
mineral
climate

Materials Needed

rocks
sand
clay
water
plastic tray

Safety First

Be careful with scissors — ask an adult for help if needed.

Steps

Step 1 — Read

Review the background information on Weather and Climate before starting.

Step 2 — Do

Investigate soil layers: fill a jar with soil and water, shake it, and let it settle overnight. Identify the layers of clay, silt, sand, and organic matter.

Step 3 — Observe

Use your senses (except taste) to describe what you notice.

Step 4 — Record

Write a summary of your findings in 3-5 sentences.

Check Your Understanding

Question 1

1 of 3

What is the greenhouse effect?