errosion vocabulary Flashcards
erosion
is the prosses by which soil are transported from location to another
weathering
the prosses which rock is broken down by the action of physical or chemical prossesses
water cycle
is the cycle of water from ocean to atmosphere to land back to ocean
evaporation
water from oceans changes into water vapor and gos up
condensation
when water vapor cools changes into water droplets in clouds
precipitation
rain,snow,hail fro clouds comes to earth
percolation
the water moves downward into the ground
runoff
is the preiptation moves over land ends up in streams and rivers,oceans
tributary
a stream that flows into a lake or into larger stream
watershed
the area of land that is drained by a water system
continental divide
it divides watersheds
deposition
prosses in which material is laid down
delta
a fan shaped mass of material deposited at mouth of a stream
alluvial fan
a fan shaped mass of material deposited by a stream when the slope of land decreases sharply
floodplain
an area along a river that forms sediment deposited when the river overflows it banks
water table
the upper surface of underground water the upper boundary of zone of saturation
sewage treatment plants
a facility that cleans the wast materials found in water that comes from sewers and drains
septic tank
a tank that separates solid was from liquids and has bacteria that break down the solid waste
stratified drift
a glacial deposit that has been sorted and layered by the action of streams or meltwater
till
unsorted rock material that is deposited directly by a melting glacier
glacial drift
the rock material carried and deposited by glaciers
glacier
a large mass of moving ice
beach
an area of shoreline made up of material deposited by waves
headlands
a finger shaped projections when hard rock erodes slowly