Did You Know?

Some icebergs are as big as a house!

How Icebergs Form

Icebergs form when ice breaks off a glacier.

Where Icebergs Are Found

Icebergs are found in cold seas, like the Arctic.

What Icebergs Do

Icebergs help keep the sea cool.

They can break apart and make waves.

Icebergs can be homes for birds.

They can be a risk for ships.

Icebergs can float for a long time.

They can change shape in the sun.

More About Icebergs

Icebergs are made of fresh water. They can be very big and heavy. Some icebergs can be as tall as a tall building. They break off from glaciers when the ice gets too big.

Icebergs are important for the sea. They help keep the ocean cool. They also give homes to some sea animals. People study icebergs to learn more about the Earth.

In the future, icebergs may change. They can melt if the sea gets warm. This can change the sea level. Icebergs are cool and fun to learn about!

How Topics Connect

graph TD A["Iceberg"] --> B["Definition: Fresh water ice"] A --> C["Size: More than 15 meters"] A --> D["Origin: Broken off glacier or ice shelf"] A --> E["Floating freely in open water"] A --> F["Smaller chunks: Growlers or Bergy bits"] A --> G["Hazard: Maritime risk"] A --> H["Expression: Tip of the iceberg"]

What Do These Words Mean?

iceberg:A large piece of ice floating in water.
glacier:A big mass of ice that moves slowly over land.
ice shelf:A thick layer of ice that is attached to land and extends into the sea.
maritime hazard:A danger related to ships and the sea.
tip of the iceberg:A small visible part of a much bigger problem.