_________ is incoming solar radiation intercepted by the Earth.
Answer: solar insolati...
_____ energy is from the sun.
_____ energy is from the sun.
Answer: radia...
______ energy is the ultimate source of energy for most life processes in the biosphere.
______ energy is the ultimate source of energy for most life processes in the biosphere.
Answer: sol...
There are a lot of _______ in Greenland.
There are a lot of _______ in Greenland.
Answer: melt ponds
...
14,000 years ago the ____________ were covered by an ice sheet.
14,000 years ago the ____________ were covered by an ice sheet.
Answer: Great Lak...
The ____________ is the largest cluster of freshwater lakes and were carved by glaciers.
The ____________ is the largest cluster of freshwater lakes and were carved by glaciers.
Answer: Great Lakes
...
A(n) ____________ is a river too large or too small to have eroded the valley in which it flows.
A(n) ____________ is a river too large or too small to have eroded the valley in which it flows.
Answer: misfit stream
...
______ develop beneath glacial ice and lie parallel to the direction of movement.
______ develop beneath glacial ice and lie parallel to the direction of movement.
Answer: drumli...
______ are smooth, steep-sided, elliptical-shaped mounds.
______ are smooth, steep-sided, elliptical-shaped mounds.
Answer: drumli...
A(n) _____ is a hill or hummock composed of stratified sand and gravel laid down by glacial meltwater.
A(n) _____ is a hill or hummock composed of stratified sand and gravel laid down by glacial meltwater.
Answer: ka...
A(n) _________ is a shallow, sediment-filled body of water formed by retreating glaciers or draining floodwaters.
A(n) _________ is a shallow, sediment-filled body of water formed by retreating glaciers or draining floodwaters.
Answer: kett...
A(n) ________ is a long, winding ridge of stratified sand and gravel.
A(n) ________ is a long, winding ridge of stratified sand and gravel.
Answer: esker
...
A(n) _______ moraine occurs when a retreat stalls or by a minor readvancement of an ice sheet.
A(n) _______ moraine occurs when a retreat stalls or by a minor readvancement of an ice sheet.
Answer: recession...
A(n) ______ moraine is the outermost limit of an ice sheet and provides evidence of glacial extent.
A(n) ______ moraine is the outermost limit of an ice sheet and provides evidence of glacial extent.
Answer: termin...
A(n) _________ is a linear ridge of glacial drift.
A(n) _________ is a linear ridge of glacial drift.
Answer: morai...
____ are large boulders far from source.
____ are large boulders far from source.
Answer: errati...
___ are water-filled depressions.
___ are water-filled depressions.
Answer: lak...
______ topography is characterized by small depressions.
______ topography is characterized by small depressions.
Answer: Hummoc...
____ is glacier-transported rock resting on different bedrock.
____ is glacier-transported rock resting on different bedrock.
Answer: errat...
_______ is meltwater deposits, which are sorted and stratified.
_______ is meltwater deposits, which are sorted and stratified.
Answer: outwa...
____ is deposited directly by a glacier, not by melt water, and is unsorted and unstratified.
____ is deposited directly by a glacier, not by melt water, and is unsorted and unstratified.
Answer: ti...
_____ is any sediment deposited by a glacier.
_____ is any sediment deposited by a glacier.
Answer: dri...
Plucking, abrasion, striations, and roche moutonnee are all forms of ___________.
Plucking, abrasion, striations, and roche moutonnee are all forms of ___________.
Answer: glacial erosi...
The last glacial maximum occurred around _______ years ago.
The last glacial maximum occurred around _______ years ago.
Answer: 18,000...
High O (this number) is characterized as being warm and wet.
High O (this number) is characterized as being warm and wet.
Answer: ...
High O__ (this number) is characterized as being cold and dry.
High O__ (this number) is characterized as being cold and dry.
Answer: 18
...
Cool weather causes temperatures to rise toward the base of the glacier and produces ______.
Cool weather causes temperatures to rise toward the base of the glacier and produces ______.
Answer: glacial cre...
_____ weather causes glaciers to grow and occurs when ice is below freezing point.
_____ weather causes glaciers to grow and occurs when ice is below freezing point.
Answer: co...
Warm weather causes melt water to move to the base of the glacier and produces a ________.
Warm weather causes melt water to move to the base of the glacier and produces a ________.
Answer: basal sl...
_____ weather causes glaciers to retreat and occurs when ice is at or near melting point.
_____ weather causes glaciers to retreat and occurs when ice is at or near melting point.
Answer: wa...
____ glacial movement often results in a fracture of the ice.
_____ glacial movement often results in a fracture of the ice.
Answer: britt...
_____ glacial movement occurs when the central and upper portions of a glacier flow more quickly than those near the bottom and sides.
______ glacial movement occurs when the central and upper portions of a glacier flow more quickly than those near the bottom and sides.
Answer:&n...
Glacial _______ creates both depositional and erosional landforms.
Glacial _______ creates both depositional and erosional landforms.
Answer: moveme...
Glacial _________ is a type of glacial movement that includes abrasion and scouring.
Glacial _________ is a type of glacial movement that includes abrasion and scouring.
Answer: erosion and transpo...
A type of glacial movement, known as a glacial ______, causes glaciers to move tens of meters per day.
A type of glacial movement, known as a glacial ______, causes glaciers to move tens of meters per day.
Answer: sur...
___ forms with further compression and recrystallization of ice.
___ forms with further compression and recrystallization of ice.
Answer: glacial i...
_____ snow is granular, compacted snow that is not quite considered as glacial ice.
_____ snow is granular, compacted snow that is not quite considered as glacial ice.
Answer: firn
...
Glacier ice is _______ by the melting and refreezing of ice in pore spaces.
Glacier ice is _______ by the melting and refreezing of ice in pore spaces.
Answer: recrystalliz...
Glacier ice is formed by _____ snow.
Glacier ice is formed by _____ snow.
Answer: compact...
Glacier ice forms when summer snow loss is _____ than winter gain.
Glacier ice forms when summer snow loss is _____ than winter gain.
Answer: le...
Antarctica has __% of all Earth's ice.
Antarctica has __% of all Earth's ice.
Answer: ...
What two areas of land are covered by an ice sheet?
What two areas of land are covered by an ice sheet?
Answer: Greenland and Antarctic...
Glaciers cover about __% of Earth's land area today, and about 30% in the past.
Glaciers cover about __% of Earth's land area today, and about 30% in the past.
Answer: ...
About __% of Earth's freshwater is tied up as ice.
About __% of Earth's freshwater is tied up as ice.
Answer: 7...
North America's Glaciations occurred over the states of ________, __________, _________, and ________.
North America's Glaciations occurred over the states of ________, __________, _________, and ________.
Answer: Wisconsin, Illinois, Kansas, ...
Nearly _______ years ago, all the ice was melted from America and only part of Canada was still covered by an ice sheet.
Nearly _______ years ago, all the ice was melted from America and only part of Canada was still covered by an ice sheet.
Answer: 10,0...
Nearly _______ years ago, most of Canada and parts of America were covered by an ice sheet.
Nearly _______ years ago, most of Canada and parts of America were covered by an ice sheet.
Answer: 18,0...
The Ice Age occurred during the _________ era.
The Ice Age occurred during the _________ era.
Answer: pleistoce...
The ________ period is a warm period between glacial periods.
The ________ period is a warm period between glacial periods.
Answer: interglaci...
Deglaciation, also known as glacial retreat, is a result of ______ climatic conditions.
Deglaciation, also known as glacial retreat, is a result of ______ climatic conditions.
Answer: warmi...
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