a line on a map that connects places that have the same elevation above sea level
100
what is Deposition
the placement of sediment to produce land forms.
100
what is Esker
a long ridge of stratified drift left behind when a glacier retreats.
100
what is Ground Moraine
broad plains of till left by a retreating edge of a glacier.
100
What is the physical disintegration of rock into smaller fragments.
Mechanical Weathering
200
what is Constructive Force
What is a natural geological process that makes minerals, rocks, and land forms.
200
what is Destructive force
a natural geological process that wears down land forms, rocks, and minerals, and carries the bits and pieces to different places on land and sea.
200
what is Glacier
What is a huge mass of ice that does not completely melt over the course of a year.
200
what is Mass Wasting
the down slope movement of sediment because of gravity.
200
What is a structure made of sediment dropped by a glacier.
Moraine
300
what is Chemical Weathering
What is weathering in which a chemical change takes place in the rock or rock particles
300
what is Drumlin
long mounds of glacial drift that run parallel to the path of the glacier's retreat.
300
what is GIS
a geographic information system; a computer system that lets scientists store, share, analyze, and display vast amounts of geographic information.
300
what is Kame
a large mound of stratified drift left by a retreating glacier.
300
What is a region where glacial melt has created streams that dry up and deposit sediment.
Outwash Plain
400
what is Contour Interval
What is the difference in elevation between contour lines; shows how much you ascend or descend every time you went from one contour line to another.
400
what is Erosion
the physical movement of weathered material, as by water, wind, ice and so on.
400
what is Frost Wedging
the mechanical breakup of rock caused by the expansion of freezing water in cracks and crevices.
400
what is Horizon
a layer in a soil profile
400
What is in soil, a network of holes that lets air and water circulate.
Pore Spaces
500
what is Contour map
What is a map that shows the different elevations of an area of land; a topographical map.
500
what is Erratic
individual boulders dropped by a glacier that are often made of igneous and metamorphic rock.
500
what is Estuary
an area where the wide mouth of a river meets the tidal waters of an ocean.
500
what is GPS
global satellites that constantly broadcasts radio signals allowing anyone on Earth with a GPS receiver to determine his or her altitude, longitude, and latitude.
500
What is the sediment left behind by glacial melt water, in which the heaviest sediments are at the bottom, and the smallest and lightest are at the top.