Glacial Erosion

How does ice erode the landscape?

• Banging

• Plucking

• Abrasion

• Melting

Plucking is....

• unsorted, loose rocks

• the removal of rock from the ground by ice

• removing hairs from a chicken

• the grinding of rocks against the landscape by the glacier

The grinding of rocks against the landscape by the glacier is called

• Ice Age

• Scratching

• Abrasion

• Moraine

Scratches left in the ground by chunks of rock are called

• sandpaper

• scree

• striations

• ice

How do glaciers transport their load?

• in the water

• in long ridges called moraines

• by abrasion

• in ice sheets

Features of glacial erosion are found in

• upland areas

• lowland areas

A large armchair-shaped hollow is called a

• Corrie or coom

• V-shaped valley

• U-shaped valley

• Cirque

How does a cirque form?

• When two cirques form back to back

• When snow accumulates in a natural hollow in a mountain

• a build up of snow

When ice melts, a lake can be left in a cirque. What is this called?

• Tarn

• Corrie Lake

• Ribbon lake

• U-shaped valley

What is an Arête?

• large arm-chair shaped hollow

• steep, knife-edged ridge of rock

• U-shaped valley

• hanging valley