Ges 110 Exam 3 16-30

Front 1

The ridge of material that collects at the farthest advance of the glacier is the:

Back 1

Terminal Moraine

Front 2

All varieties and forms of rock debris deposited by glaciers are BEST called:

Back 2

Glacial Drift

Front 3

A thin layer of till that blankets the landscape after a glacier melts is called:

Back 3

Ground Moraine

Front 4

The two types of drift are BEST called:

Back 4

Stratified drift and till

Front 5

When pack ice breaks up, it becomes a(n):

Back 5

Ice Floes

Front 6

A lake that forms in the depression at the head of an alpine glacier is a(n):

Back 6

Tarn

Front 7

A mass of glacial ice floating in the ocean that has broken off of a glacier that extends into tidal water is a(n):

Back 7

Iceberg

Front 8

Floating ice of the ocean formed by direct freezing of ocean water is called:

Back 8

Sea Ice

Front 9

Great plates of floating ice on a continental glacier are:

Back 9

ice shelves

Front 10

Pieces of ice that break off of a glacier and drift out to open sea are:

Back 10

Icebergs

Front 11

When an alpine glacier erodes to the sea then melts, the ocean flooded valley is a(n):

Back 11

Fiord,

Front 12

Pieces of ice that break off of a glacier and drift out to open sea are:

Back 12

Icebergs

Front 13

The process of two alpine glaciers joining often produces a(n):

Back 13

Medial Moraine

Front 14

A steep, pyramid shaped mountain formed by glacial erosion on all sides is a(n):

Back 14

Horn

Front 15

Narrow, jagged, knife-like ridges formed by glaciers eroding into the ridge from both sides are:

Back 15

Aretes