Geomorphology C (spring 2016) Flashcards

(50 cards)

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

22
Q

metric prefix for 1,000,000

23
Q

metric prefix for 1,000

24
Q

metric prefix for 100

25
metric prefix for 10
deka
26
metric prefix for 0
base unit
27
metric prefix for 1/10
deci
28
metric prefix for 1/100
centi
29
metric prefix for 1/1000
milli
30
metric prefix for 1/100,000
micro
31
metric prefix for 1/1,000,000,000
nano
32
metric prefix for 1/1,000,000,000,000
pico
33
How much does sealevel have to rise to flood millions of people's homes and cropland
3 feet
34
The world average temperature needs to change ______ celsius to create an ice age that would bury Mound in 10,00 feet of ice
5.5 degrees cooler
35
How does latitude change your climate
the closer you get to the poles the lower the sun angle is in the sky
36
Glaciers around the world are _____ in size
melting
37
Global circulation changes your climate. Thirty degrees latitude is _____ because of circulation of the atmosphere
dry
38
When the climate gets warmer, melting of the polar ice caps makes global sea level _______
rise, flooding land that was once dry
39
Glacier national park had 150 glaciers 1850. Today there are?
25
40
Mound was covered by a _______ glacier during the last glacial advance
continental
41
Glaciers are made of_______
fresh drinkable water
42
A decameter is best suited for measuring which distance
The length of a city block
43
Ocean currents change the climate. England has _____ because of ocean currents
warmer winters
44
The Earth has been experiencing ice ages for
over a billion years
45
Glaciers flow into minnesota during an ice age because...
snow keeps falling in Canada
46
When we study history we learn that human civilizations struggle and decline when the climate____
changes
47
What happens to ice when it is put under pressure?
it becomes soft and flexible and flows
48
How were the hills in Mound formed?
from Ground Moraine as the most recent glacier melted
49
The most recent ice age was how long ago
1.8 million years
50
The greatest area of snowfall during the last ice age was located
near Hudson Bay