Glaciers

What are glaciers and why are they melting?

An engaging exploration of what glaciers are, how they move, and why they are melting due to climate change.

Check your understanding

1. What is a glacier mostly made of?
- A. Flowing water
- B. Thick, hard ice
- C. Melting snow
- D. Cold rocks
2. Where can you find the most glacier ice on Earth?
- A. In the desert
- B. In the ocean
- C. Antarctica and Greenland
- D. On every sandy beach
3. Why do some glaciers look blue?
- A. They have blue paint on them
- B. They are reflecting the sky
- C. The ice is so thick that it only lets blue light pass through
- D. They are frozen ocean water
4. What happens to glaciers when the Earth gets warmer?
- A. They melt faster than they grow
- B. They get bigger and heavier
- C. They turn into liquid water instantly
- D. They stop moving forever

1. Why do glaciers 'move'?
- A. Because they have tiny legs
- B. Because the wind pushes them
- C. Because they are heavy and act like a slow, icy conveyor belt
- D. Because they are floating on water
2. Why does a melting glacier make the sea level rise?
- A. It adds new water to the ocean from the land
- B. The ice takes up more space as it melts
- C. The cold ice makes the ocean shrink
- D. It is just a normal part of the summer
3. What is meant by calling a glacier 'nature's bulldozer'?
- A. They are very loud
- B. They carve valleys and move giant rocks
- C. They have bright yellow engines
- D. They help build new mountains
4. If a glacier is like a 'bank account,' what is a 'withdrawal'?
- A. New snow falling in winter
- B. The glacier getting thicker
- C. Ice melting during the summer
- D. Rocks being pushed by the ice

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