Glaciers-7th

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

• glacier
• erratic
• fjiord
• moraine

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

• drumlin
• esker
• moraine
• erratic

When a glacier is experiencing more melting than snow accumulation it is said to be in a period of _____.

• stationary

• retreating

• advancing

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

• erratics

• plains

• kettles

• drumlins

Tags

NGSS.MS-ESS2-2

Over a period of years, this glacier gains more snow mass than it loses. What will be the most likely result of this gain?

• The glacier will decrease in size, and the ice front will retreat.

• The glacier will decrease in size, and the ice front will advance.

• The glacier will increase in size, and the ice front will retreat.

• The glacier will increase in size, and the ice front will advance.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

A ridge-like glacial deposit that marks the furthest extent of glacier advance

• erratic

• terminal moraine

• drumlin

• outwash plain

What are scratches or grooves worn into bedrock from abrasion at the bottom of a glacier.

• Plucking

• Striations

• Till

• Drift

Tags

NGSS.MS-ESS2-2

These are meandering , water-deposited, steep sided sediment ridge that forms in or under a glacier.

• Kettles

• Drumlins

• Kames

• Eskers

Tags

NGSS.MS-ESS2-2

These form when a chunk of ice breaks off a glacier, gets covered in outwash, and then melts.

• Kettles

• Outwash Plains

• Potholes

• Buttes

Tags

NGSS.MS-ESS2-2

When pieces of ice break away from the terminus of a glacier that ends in a body of water

• calving

• esker

• kettle

• drumlin