Glaciers

A glacier is __________

• series of frozen lakes that line up parallel to one another

• series of frozen seas that rest in the interior of continents

• large body of ice that does not move across the earth's surface

• large body of ice and snow that shows evidence of movement

What type of glacier forms in a mountainous area?

• alpine

• continental

• till

• moraine

What type of glacier covers huge areas of land?

• alpine

• continental

• till

• moraine

Continental glaciers...

• cover millions of square miles
• do not cover an entire land mass
• carve out cirques and arretes
• are responsible for U-shaped valleys

An alpine/valley glacier generally forms in mountainous areas

• true
• false

When a glacier is experiencing more melting than snow accumulation it is said to be in a period of _____.

• glacial drift

• glacial retreat

• glacial advance

• glacial outburst

Glaciers form when _____.

• less snow falls than melts 
• more snow falls than melts 
• less rain falls than freezes 
• more rain falls than freezes 

All of the following were formed by glaciers EXCEPT _____.

• Long Island
• Niagra Falls
• Great Lakes
• Grand Canyon

What are sharp pyramid shaped peaks formed by alpine glaciers called?

• U-shaped valleys

• cirques

• aretes

• horned peaks

which type of moraine forms along each side of a glacier?

• medial moraine

• lateral moraine

• ground moraine

• terminal moraine