Glacial Processes

Ice sheets are found at...

• 0 - 30 degrees

• 30-60 degrees

• 60 - 90 degrees

Latitude is...

• The height below sea level

• The height above sea level

• The distance north or south from the equator

• The distance from the sun

Glaciers are found in South America

• True

• False

Glaciers are found in Africa

• True

• False

Which statement is not true...

• Antarctica is covered by an ice sheet

• Greenland is covered by an ice sheet

• Iceland is covered by an ice sheet

Snow accumulates and over time it __________ to make ice

At the base of the glacier water enters cracks around a rock and freezes, ripping the rock up into the glacier as it moves. This is called...

Sediment (rocks, sand etc) is carried by the glacier downhill, on the top of the ice, in the ice or at the bottom of the glacier. This is called...

Rocks carried at the base of the glacier scrape against the valley floor. This is called...

In the rocks around the glacier (but not under it), water enter cracks, freezes when the temperature falls below 0 degrees, expands and puts pressure on the rock. This process repeats until the rock breaks apart. It is called ______-____ weathering