High Five Facts - Glaciers

The video provides five key facts about glaciers, including their types, sizes, colors, formation, and movement. It explains the difference between Alpine and Continental glaciers, highlights the Lambert Glacier as the largest, and describes why glaciers can appear blue. The formation process of glaciers and their significant role in holding the world's freshwater supply are discussed. The video also covers glacier movement, with the Kataya Glacier noted for its speed, and explains how icebergs form, mentioning the B-15 iceberg as a notable example.

Which of the following is a characteristic of Alpine glaciers?

• They are found only in Antarctica.

• They move downward through valleys.

• They cover large areas like ice sheets.

• They form on flat plains.

What is the largest glacier in the world?

• B-15 Iceberg

• Lambert Glacier

• Greenland Ice Sheet

• Antarctic Ice Sheet

Why do some glaciers appear blue?

• They are covered in algae.

• They reflect blue light.

• They absorb blue light.

• They reflect red light.

What percentage of the world's freshwater is held in glaciers?

• 60%

• 50%

• 70%

• 80%

How do icebergs form?

• From melting glaciers

• From glaciers flowing into the sea

• From snow accumulation

• From volcanic activity