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- 1. Multiple Choice
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
- 2. Multiple Choice
What type of glacier forms in a mountainous area?
alpine
continental
till
moraine
- 3. Multiple Choice
What type of glacier covers huge areas of land?
alpine
continental
till
moraine
- 4. Multiple ChoiceContinental glaciers...cover millions of square milesdo not cover an entire land masscarve out cirques and arretesare responsible for U-shaped valleys
- 5. Multiple ChoiceAn alpine/valley glacier generally forms in mountainous areastruefalse
- 6. Multiple Choice
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
- 7. Multiple ChoiceGlaciers form when _____.less snow falls than meltsmore snow falls than meltsless rain falls than freezesmore rain falls than freezes
- 8. Multiple ChoiceAll of the following were formed by glaciers EXCEPT _____.Long IslandNiagra FallsGreat LakesGrand Canyon
- 9. Multiple Choice
What are sharp pyramid shaped peaks formed by alpine glaciers called?
U-shaped valleys
cirques
aretes
horned peaks
- 10. Multiple Choice
which type of moraine forms along each side of a glacier?
medial moraine
lateral moraine
ground moraine
terminal moraine
- 11. Multiple Choiceglacial erosion causes ______ as it moves across the land?plucking and striationsbeaches and sand barssea caves and headlandssand dunes and losses
- 12. Multiple Choice
What feature forms when a glacier reaches the ocean and a portion breaks off through a process called calving?
an alpine glacier
a marine glacier
an iceberg
an ice sheet
- 13. Multiple Choice_____ are parallel scratch marks on bedrockPluckingAbrasionStraitionsTill
- 14. Multiple Choice_____ are enormous boulders transported and deposited by glaciers, often far from their source region.TillErraticsMorainesFjords
- 15. Multiple ChoiceA _____ is a meandering narrow ridge formed when water, flowing in a tunnel underneath a melting glacier, deposited sedimenterraticmoraineeskerfjords
- 16. Multiple ChoiceA _____ is a tear-drop-shaped hill created by ice flow over and around till deposit.drumlineskermoraineerratic
- 17. Multiple ChoiceGlaciers only form near Earth’s poles.TrueFalse
- 18. Multiple ChoiceHow do glaciers erode land?By picking up soil and rocks and depositing them in new locationBy picking up water from lakes and streams and carrying it to the oceanBy causing rain and snow in an areaBy lowering the atmospheric pressure, causing intense windstorms
- 19. Multiple ChoiceHow were the Great Lakes formed?Canadians built a series of dams, making huge reservoirsGlaciers carving the land during the Ice Age, then meltingWater flowing in from the Atlantic OceanUnderground springs
- 20. Multiple ChoiceWhat percent of land area on Earth is covered with glacial ice?15%10%70%3%
- 21. Multiple ChoiceScientists today can use glacial ice to learn more about....dinosaursclimate changevalleysreservoirs
- 22. Multiple Choice
Melting glaciers means...
more rain
accelerating sea level rise
more sun
trouble for elephants
- 23. Multiple Choice
Why are glaciers important?
They protect certain species
melting glaciers would increase sea level
melting glaciers would throw off the ecosystem of the oceans
all of the above
- Answer choicesTagsAnswer choicesTags