Glacial Erosion Landforms - Glacial Trough Flashcards Preview

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Flashcards in Glacial Erosion Landforms - Glacial Trough Deck (9)
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1

What do glaciers cut?

Distinctive u-shaped valleys with a flat floor and steep sides.

2

What do glaciers do to river valleys?

They widen, steepen, deepen and smooth the v-shaped river valley.

3

Just like rivers, glaciers have what?

Tributaries.

4

As the main glacier erodes deeper into the valley, what does the tributary do?

Its left higher up the steep sides of the glacier.

5

u-shaped valleys ending with a waterfall at the cliff-face are called what?

Hanging valleys.

6

What happens when a river erodes the landscape?

Ridges of land form in its upper course which jut into the river

7

What are interlocking spurs?

A projecting ridges that extend alternately from the opposite sides of the wall of a young, V-shaped valley down a winding river course.

8

What does a glacier cut through?

Interlocking spurs.

9

When the glacier cuts through the interlocking spurs what does it leave behind?

Truncated spurs.