Show:
Surface Water
Groundwater
Stream Development
Ocean Shoreline
Erosion
100
Rainwater which flows across Earth's surface is called what?
Runoff
100
A layer of permeable rock that lets water move freely is a(n)?
Aquifer
100
In what type of stream will you first see a meander?
Mature stream
100
three major forces change the shape of what?
The shoreline
100
water wears away what?
Soil and rock
200
In what type of stream will you find broad, well-developed floodplains?
Old stream
200
A hot spring that erupts periodically, shooting water and steam into the air is a(n)?
Geyser
200
What is the largest drainage basin in the United States?
Mississippi
200
From what materials does sand form?
Sediments, basalt, volcanic rock, coral fragments
200
what is formed when heavy rains remove large amounts of soil and sediment from a rill channel?
Gully
300
What is the triangular or fan-shaped deposit of sediment that forms where a river empties into an ocean or lake?
Delta
300
What percent of all freshwater exists as groundwater?
14%
300
What happens to the sediment carried along by a river when the water slows down?
Deposition
300
What carries many metric tons of loose sediments and acts like rivers of sand in the ocean?
Longshore current
300
the sentence: _______ of water flowing across the land pick up and carry away sediments
Sheets
400
In what type of streams will you find rapids and waterfalls?
Young streams
400
A stream that flows swiftly through a steep valley and has steep sides is what type of stream?
Young stream
400
What substance is made up of tiny particles of broken rock and seashells?
Sand
400
finish the sentence: during a heavy rain, a small ______ forms and carries away soil, creating a groove called a ______.
Stream and channel
500
What forms when a river’s waters empty from a mountain valley out onto a flat open plain?
Alluvial fan
500
What object do we compare to a river system?
Tree
500
What do we call a curve in a stream’s channel that forms where the current is strongest?
Meander
500
rocks and cliffs are most common where?
Rocky shorelines
500
finish the sentence: water in a ______ picks up _______ from the bottom and sides of it's channel, making the channel wider and deeper.
Stream and sediments