Glacial Processes and Landforms

Glacial Processes and Landforms

What is a glacier?

How do glaciers form?

Erosion by Glaciers•___________and __________ determines amount of erosion.• erodes slightly more effectively than water.• plucking and abrasion• polishing and striations (lines in the rocks surface).• Continental glaciers removeall ___________, ____________, 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 _______________ ____________________________________________________________

Moraines

Continental Glaciers or Ice Sheets

Continental Glaciers or Ice Sheets

Think about your ice cream glaciers. What part of your glacier model represented the following parts of an actual glacier:

Outwash

Moraine

Drift

Erratics