What is a glacier? How do glaciers form?

What is a glacier?

How do glaciers form?

Erosion by Glaciers•_____________and ____________ determines amount of erosion.• erodes slightly more effectively than water.• by plucking and abrasion• polishing and striations (lines in the rocks surface).• Continental glaciers remove

all ___________, ____________,

and _____________________.• Alpine glaciers change V-shaped valleys to __________________.

Transportation by Glaciers• will move material of _____________• _________________ transport.• Water ________, ___________, and ___________glaciers moves much sediment as well.

Deposition by Glaciers• Drift ____________________________________________________

•Till ________________________ _____________________________• Moraines __________________________________________________• Glacial erratics _______________ ____________________________________________________________

In your notebook, think about your ice cream glaciers. What part of a glacier model represented the following parts of an actual glacier? Explain or draw a landscape example below:

Outwash-

Moraines

End-

Lateral-

Till-

Outwash-