a thick ice sheet that slowly moves under its own weight.

vast sheet of glacial ice that cover huge areas of relatively flat land.

small highland glaciers that flow slowly down valleys in mountainous regions.

deep cracks or fissures in a glacier

a huge bowl shaped depression in a valley where a glacier begins.

a sharp steeple-shaped point point made by three or more cirques cut into a mountain peak.

deep grooves and scratches in bedrock cause by large rocks dragged along by a glacier