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melt water at end of glacier sorts and carries smaller sediment from glacier, makes layers.
chunks of ice break off as glacier retreats, outwash sediment then builds up around. ice melts then makes lake.
mounded moraine (glacial till) in shape of upside down spoon.
shows direction of movement, steeper slope on side glacier came from.
deposition by wind
are layered and cross bedded, sand grains are highly sorted, rounded, frosted and pitted. wind direction controls shape of sand dunes.
spit deposits in bays used to tell direction of longshore current. break walls and jetties used to block current and cause deposition.
flat area that extends out from a streams bank and is covered by excess water during times of flooding
process by which sediments are released, dropped or settled from an erosional system. caused by loss of kinetic energy (velocity) in agent of erosion
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