Is a huge mass of ice that moves slowly down a mountain valley?
glacier
A glacier is an extremely large mass of ice which moves very slowly, often down a mountain valley.
What is the name for the process in which a glacier flows over the land and picks up rocks?
plucking
As a glacier flows over the land, it picks up rocks in a process called plucking. Plucking can move even huge boulders. Many rocks remain on the bottom of a glacier, and the glacier drags them across the land. This process, called abrasion, gouges and scratches the bedrock.
Why is a glacier blue?
Glacier ice is blue because the red (long wavelengths) part of white light is absorbed by ice and the blue (short wavelengths) light is transmitted and scattered. The longer the path light travels in ice, the more blue it appears.
Which is the largest glacier in the world?
Lambert Glacier
Lambert Glacier, Antarctica, is the biggest glacier in the world. This map of Lambert Glacier shows the direction and speed of the glacier.
What is a slow moving ice mass called?
glacier. a slowly moving mass of ice. berg, iceberg. a large mass of ice floating at sea; usually broken off of a polar glacier.
What is glacier blast?
A glacial lake outburst flood (GLOF) is a type of outburst flood caused by the failure of a dam containing a glacial lake. An event similar to a GLOF, where a body of water contained by a glacier melts or overflows the glacier, is called a jökulhlaup.
What is glacier answer?
A glacier is a huge mass of ice that moves slowly over land. The term “glacier” comes from the French word glace (glah-SAY), which means ice. Glaciers are often called “rivers of ice.”
Why are frozen waterfalls blue?
Why are glaciers blue? (vibrations & rotations) Blue to blue-green hues are scattered back when light deeply penetrates frozen waterfalls and glaciers. Majestic glaciers and thick snow banks act like filters that absorb red light, making a crevasse or deep hole appear blue.
https://www.youtube.com/watch?v=rPVBNVN_3Tc