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MWHS Earth Science > Geomorphology C (spring 2016) > Flashcards

Geomorphology C (spring 2016) Flashcards

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1
Q

True or False

Topography is a controlling factor in your climate

A

True

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2
Q

True or False

As elevation decreases average temperature decreases

A

False

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3
Q

Know the Glacial Landscape drawing

A

It Will be Matching

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4
Q

Glaciers grow when snowfall amounts are ____than the amount of snow that melts in a year

A

greater

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5
Q

Glaciers have advanced across Mound ______ in the last million years

a. once
b. twice
c. 3 times
d. more than 3 times

A

d. more than 3 times

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6
Q

What is a continental glacier/

A

A glacier covering a large area spreading out from and area of large snowfalls

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7
Q

What is a valley or Alpine glacier?

A

A glacier flowing down from a mountain

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8
Q

What is an Ice cap

A

A Special name given to glaciers forming in the polar regions

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9
Q

Lake Superior causes Duluth to get ______ snow than most of MN

A

more

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10
Q

The Atmosphere has never exceeded 300 parts per million in n400,00 years. Because of our pollution what was the measurement we took in Mound during class?

A

over 350 parts per million

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11
Q

True or False

Being by a large body of water makes the winters cooler and cummers warmer

A

False

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12
Q

True or False

Being by a large body of water makes winters warmer and summers cooler

A

True

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13
Q

When an ice age occurs and glaciers form near the poles, global sea level ______

A

drops exposing more land that was once flooded

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14
Q

How is an Esker formed

A

A river channel of sand that was lowered to the surface when the glacier melted

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15
Q

The brief interruptions to glacial advance in an ice age are called _______

A

interglacial warm periods

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16
Q

What is the normal ice age cycle the Earth has been in for millions of years

A

90,000 years of ice advance followed by 10,000 years of warm time

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17
Q

What metric unit is best suited to measure the volume of a test tube

A

milliliter

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18
Q

Glaciers are ice that moves because the amount of snow and ice that collects in the zone of accumulation exceeds the amount that melts off in the zone of _____

A

ablation

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19
Q

True or False

as latitude increases average temperature increases

A

False

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20
Q

True or False

As latitude decreases average temperature increases

A

True

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21
Q

metric prefix for 1,000,000,000

A

giga

22
Q

metric prefix for 1,000,000

A

mega

23
Q

metric prefix for 1,000

A

kilo

24
Q

metric prefix for 100

A

hecto

25
Q

metric prefix for 10

A

deka

26
Q

metric prefix for 0

A

base unit

27
Q

metric prefix for 1/10

A

deci

28
Q

metric prefix for 1/100

A

centi

29
Q

metric prefix for 1/1000

A

milli

30
Q

metric prefix for 1/100,000

A

micro

31
Q

metric prefix for 1/1,000,000,000

A

nano

32
Q

metric prefix for 1/1,000,000,000,000

A

pico

33
Q

How much does sealevel have to rise to flood millions of people’s homes and cropland

A

3 feet

34
Q

The world average temperature needs to change ______ celsius to create an ice age that would bury Mound in 10,00 feet of ice

A

5.5 degrees cooler

35
Q

How does latitude change your climate

A

the closer you get to the poles the lower the sun angle is in the sky

36
Q

Glaciers around the world are _____ in size

A

melting

37
Q

Global circulation changes your climate. Thirty degrees latitude is _____ because of circulation of the atmosphere

A

dry

38
Q

When the climate gets warmer, melting of the polar ice caps makes global sea level _______

A

rise, flooding land that was once dry

39
Q

Glacier national park had 150 glaciers 1850. Today there are?

A

25

40
Q

Mound was covered by a _______ glacier during the last glacial advance

A

continental

41
Q

Glaciers are made of_______

A

fresh drinkable water

42
Q

A decameter is best suited for measuring which distance

A

The length of a city block

43
Q

Ocean currents change the climate. England has _____ because of ocean currents

A

warmer winters

44
Q

The Earth has been experiencing ice ages for

A

over a billion years

45
Q

Glaciers flow into minnesota during an ice age because…

A

snow keeps falling in Canada

46
Q

When we study history we learn that human civilizations struggle and decline when the climate____

A

changes

47
Q

What happens to ice when it is put under pressure?

A

it becomes soft and flexible and flows

48
Q

How were the hills in Mound formed?

A

from Ground Moraine as the most recent glacier melted

49
Q

The most recent ice age was how long ago

A

1.8 million years

50
Q

The greatest area of snowfall during the last ice age was located

A

near Hudson Bay

MWHS Earth Science (11 decks)

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