Glaciers

What type of glacier covers huge areas of land?

• alpine

• continental

• till

• moraine

Unsorted rock material deposited directly by ice as it melts?

• glacial drift

• stratified drift

• till

• glacier

What are sharp pyramid-shaped peaks formed by alpine glaciers called?

• U-shaped valleys

• cirques

• aretes

• horns

What are jagged ridges carved by alpine glaciers called?

• U0shaped valleys

• cirques

• aretes

• horns

A _____ is a mass of ice that moves downhill due to its weight.

• glacier
• erratic
• fjiord
• moraine

_____ is the process in which rock debris embedded in the base of ice creates polishing, grooves and striations in bedrock when it moves.

• Plucking

• Abrasion

• Weathering

• Erosion

_____ is the removal of large chunks of rock debris.

• Plucking
• Abrasion
• Weathering
• Erosion

_____ is the unsorted material that is deposited directly by ice.

• Outwash
• Till
• Erratic
• Esker

A _____ is a tear-drop-shaped hill created by ice flow over and around till deposit.

• drumlin
• esker
• moraine
• erratic

_____ are depressions formed as stranded ice blocks melt in outwash.

• Erratics

• Eskers

• Kettles

• Drumlins