Transcript Section 13.2 Stream Erosion & Deposition

Section 13.2
Stream Erosion & Deposition
• Stream erosion
• The carrying
away of rocks
and land by
running water
• That is how
the grand
canyon
formed! !!!!
• Deposition
• A river
deposits
or dumps
material
every time
it slows
down
• Potholes
• Deep circular
basins that
were formed
from running
water that
whirlpooled…
…around and
around
Transporting materials
• Suspension
• Material that
floats when the
water is in
motion.
• It falls to the
bottom when the
water stops
• Bed load
• Delta
• A fan-shape
of deposits
at the mouth
of a
river………..wh
ere it
empties into
a large body
of water
• Why does it
dump all of
its
material????