1A
2B
3C
4D
5E
100
Delta
What is the triangular or fan-shaped deposit of sediment that forms where a river empties into an ocean or lake?
100
Longshore Currents
What carries many metric tons of loose sediments and acts like rivers of sand in the ocean?
100
Rill Erosion
What type of erosion begins when a small stream forms during a heavy rain?
100
Flood Plain
What term is defined as a board, flat valley carved by a meandering stream?
200
Runoff
What do we call water that doesn't soak into the ground or evaporate, but flows across Earth's surface?
200
Spring
What term refers to a place where groundwater reaches the surface?
200
Mature Stream
In what type of stream will you FIRST see a meander?
200
Broken Rock, Seashells & Coral
From what materials does sand form?
300
Barrier Islands
What are deposits of sediment that run parallel to the shore?
300
Being in a channel
Sheet erosion occurs when water erodes without
300
Old Streams
In what type of stream will you find broad, well-developed floodplains?
300
The Mississippi River Drainage Basin
What is the largest Drainage Basin in the U.S.A. ?
300
Young Stream
In what type of stream will you find rapids & waterfalls?
400
14%
What percent of all freshwater exsits as groundwater?
400
It drops sediment
What happens o the sediment carried along by a river when water slows down?
400
1. Amount of rain. 2.Length of time rain falls. 3. Steepness, or sloope of land. 4. Amount of vegetation.
What are 4 things that affect the amount of Runoff?
400
Rcks & Cliffs
What are the most comon features along a rocky shoreline?
400
Longshore Current
When sand is carried down beaches to form featuires such as baymouth bars and spits this is a result of
500
Geyser
A hot spring that erupts periodically, shooting water & steam into the air is a(n)
500
Aquifer
A layer of permeable rock that lets water move freely is an
500
It speeds up
When people remove vegetation, what happens to runoff?
500
Gully Erosion
What term means erosion that can develop if a roll channel becomes broader and deeper?
500
A Tree
What object do we compare to a river system?
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