Glaciers store about 75% of the world's freshwater.
question 1 options:

true

false
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2.03 quiz: physical characteristics and systems of north america quiz pool 2

question 2 (1 point) question 2 saved
atlantic canada, located on the eastern edge of north america, has a climate that is influenced by prevailing westerly winds.
question 2 options:

true

false
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2.03 quiz: physical characteristics and systems of north america quiz pool 3

question 3 (1 point) question 3 saved
an ecoregion is defined as a large area of land or water that contains a geographically distinct assemblage of natural communities.
question 3 options:

true

false
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2.03 quiz: physical characteristics and systems of north america quiz pool 4

question 4 (3 points) question 4 saved
what caused virtually all of canada and some of the northern us to be once covered by thick glacial ice almost 15,000 years ago?
question 4 options:

changes in the earth's climate caused the ice sheets to grow.

changes in the orbit of the earth caused the ice sheets to spread across canada.

the ice sheets were widespread because they were prevalent all around the world.

there is no apparent reason why the glacial ice was present.
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question 5 (3 points) question 5 saved
the impacts of el niño upon climate in temperate latitudes show up most clearly during which season?
question 5 options:

summer

winter

fall

spring
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2.03 quiz: physical characteristics and systems of north america quiz pool 5

question 6 (3 points) question 6 saved
approximately what portion of north america is covered by forests?
question 6 options:

1/4

1/3

1/2

3/5
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question 7 (3 points) question 7 saved
these winds are found in the middle latitudes between 30 and 60 degrees latitude.
question 7 options:

polar easterlies

trade winds

roaring forties

prevailing westerlies
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2.03 quiz: physical characteristics and systems of north america quiz pool 6

question 8 (3 points) question 8 saved
which of the following factors make inland transportation and commerce possible in the united states?
question 8 options:

the vast mineral deposits

extremely fertile soils

the intricate river systems

ample water from the snowmelts
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question 9 (3 points) question 9 saved
which of the following is not a resource the appalachian mountain range is well known for providing?

question 9 options:

silver

coal

petroleum

iron

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2.03 quiz: physical characteristics and systems of north america quiz pool 7

question 10 (3 points) question 10 unsaved
canada's strong regionalism is mainly attributable to which of the following?
question 10 options:

the collapse of the cod fishing industry

large differences in natural resource distribution throughout the country

continuous large natural resource discoveries

the logging industries adaptation of a more sustainable model
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2.03 quiz: physical characteristics and systems of north america quiz pool 8

question 11 (3 points) question 11 unsaved
approximately what percentage of energy in the u. s. is provided by renewable energy resources?
question 11 options:

5%

9%

15%

25%
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2.03 quiz: physical characteristics and systems of north america quiz pool 9

question 12 (3 points) question 12 unsaved
according to this world map of potential renewable energy, what form of renewable energy has the greatest potential in north america?
graphic titled world potential renewable energy with four world maps in cluster with each titled wind energy, biomasse, hydroelectricity, and solar energy. circles represent the amount of equipment in tons are placed over each continent. biomass has largest circles followed by hydroelectric, solar, and wind. the biomass circle on north america is largest, the hydroelectricity circle is a little smaller, and the solar and wind circles are smaller but about the same size.

question 12 options:

wind

biomass

hydroelectricity

solar
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