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Glacial Processes and Erosion

Description: Glacial Processes and Erosion Quiz
Number of Questions: 15
Created by:
Tags: glaciology geomorphology earth science
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What is the process by which glaciers erode the underlying bedrock through abrasion, plucking, and quarrying?

  1. Glacial Striation

  2. Glacial Deposition

  3. Glacial Abrasion

  4. Glacial Plucking


Correct Option: C
Explanation:

Glacial abrasion is the process by which glaciers erode the underlying bedrock through the grinding action of rock fragments embedded in the ice.

Which of the following is NOT a type of glacial erosion?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Esker


Correct Option: C
Explanation:

Moraine is a type of glacial deposition, not erosion.

What is the term for a deep, steep-sided valley formed by glacial erosion?

  1. Cirque

  2. U-shaped Valley

  3. Arête

  4. Horn


Correct Option: A
Explanation:

A cirque is a deep, steep-sided valley formed by glacial erosion at the head of a glacier.

What is the term for a long, narrow ridge of rock formed by glacial erosion between two cirques?

  1. Arête

  2. Horn

  3. Nunatak

  4. Kame


Correct Option: A
Explanation:

An arête is a long, narrow ridge of rock formed by glacial erosion between two cirques.

What is the term for a sharp, pointed peak formed by glacial erosion?

  1. Cirque

  2. U-shaped Valley

  3. Arête

  4. Horn


Correct Option: D
Explanation:

A horn is a sharp, pointed peak formed by glacial erosion.

What is the term for a hill or mountain that rises above the surrounding ice sheet?

  1. Cirque

  2. U-shaped Valley

  3. Nunatak

  4. Kame


Correct Option: C
Explanation:

A nunatak is a hill or mountain that rises above the surrounding ice sheet.

What is the term for a long, sinuous ridge of glacial till deposited by a glacier?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Esker


Correct Option: D
Explanation:

An esker is a long, sinuous ridge of glacial till deposited by a glacier.

What is the term for a mound or hill of glacial till deposited at the edge of a glacier?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Kame


Correct Option: D
Explanation:

A kame is a mound or hill of glacial till deposited at the edge of a glacier.

What is the term for a depression in the landscape formed by the melting of a buried block of ice?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Kettle


Correct Option: D
Explanation:

A kettle is a depression in the landscape formed by the melting of a buried block of ice.

What is the term for a large, flat plain formed by the deposition of glacial till?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Till Plain


Correct Option: D
Explanation:

A till plain is a large, flat plain formed by the deposition of glacial till.

What is the term for a long, narrow lake formed by the melting of a glacier?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Ribbon Lake


Correct Option: D
Explanation:

A ribbon lake is a long, narrow lake formed by the melting of a glacier.

What is the term for a deep, narrow valley formed by the erosion of a glacier?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Fiord


Correct Option: D
Explanation:

A fiord is a deep, narrow valley formed by the erosion of a glacier.

What is the term for a large, tabular iceberg that breaks off from a glacier?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Iceberg


Correct Option: D
Explanation:

An iceberg is a large, tabular iceberg that breaks off from a glacier.

What is the term for a large, floating mass of ice formed from the merging of many smaller icebergs?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Ice Floe


Correct Option: D
Explanation:

An ice floe is a large, floating mass of ice formed from the merging of many smaller icebergs.

What is the term for a large, floating mass of ice that is attached to the shore?

  1. Cirque

  2. U-shaped Valley

  3. Moraine

  4. Ice Shelf


Correct Option: D
Explanation:

An ice shelf is a large, floating mass of ice that is attached to the shore.

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