Sci Oly Glaciers - Dynamic Planet

A _____ is a mass of snow and ice that moves slowly over the land.

• moraine

• glacier

• till

• u-shaped valley

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

• glacial retreat 

• glacial advance 

What type of glacier forms in a mountainous area?

• Alpine

• continental

• till

• moraine

The photograph shows a U-shaped valley. Which agent of erosion most likely produced this valley's shape?

• blowing wind

• ocean waves

• moving ice

• running water

Tags

NGSS.MS-ESS2-2

Ice Sheet: The cross sections show a three-stage sequence in the development of a glacial feature. Which glacial feature has formed by the end of stage 3?

• kettle lake

• finger lake

• drumlin

• parallel scratches

Tags

NGSS.MS-ESS2-2

Ice Sheet:_____ are enormous boulders transported and deposited by glaciers, often far from their source region.

• Till
• Erratics
• Moraines
• Fjords

The diagram represents a stream valley. Which diagram below best shows how this valley might be modified after a glacier has moved through it?

• 
• 
• 
• 

Tags

NGSS.MS-ESS2-2

The photograph shows scratched and grooved

bedrock with boulders on its surface. The scratches and grooves were most likely created when

• alternating thawing and freezing of water cracked the bedrock

• flooding from a nearby lake covered the bedrock

• a glacier dragged rocks over the bedrock

• rocks from a landslide slid along the bedrock

Tags

NGSS.MS-ESS2-2

The photograph shows a valley. Which agent of erosion most likely produced this valley's shape?

• blowing wind

• ocean waves

• moving ice

• running water

Tags

NGSS.MS-ESS2-2

The image shows a...

• continental glacier

• valley glacier

Tags

NGSS.MS-ESS2-2