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Rivers, Streams, and Ponds Quiz Mirabello Chapter 2 Water
Rivers, Streams, And Ponds Quiz Mirabello Chapter 2 Water
15
Science
6th Grade
01/20/2012

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Term
Delta
Definition
A piece of land built up at the mouth of a river
Term
Headwaters
Definition
The beginning of a river
Term
Meander
Definition
A curve in the river
Term
Oxbow Lake
Definition
lake cut off from the rest of the river
Term
tributary
Definition
a small river or stream that joins the main river
Term
mouth
Definition
the end of a river
Term
Three factors that affect the amount of runoff
Definition
Rate of rainfall Slope of land Nature of ground surface
Term
Erosion
Definition
occurs when water takes away the land
Term
Deposition
Definition
occurs when water pushes sediment together and builds up the land
Term
Four ways that a lake can form
Definition
Volcanoes, Glaciers, Oxbow Lake, Dams/Reservoirs (man-made)
Term
How are ponds and lakes similar?
Definition
They are both surrounded by land and algae grows in them.
Term
How are ponds and lakes different?
Definition
Ponds are smaller and shallower. This allows sunlight to reach the bottom and life can grow throughout. Lakes are larger and deeper. Life can only grow on edges because sunlight doesn't reach the bottom.
Term
Eutrophication
Definition
Process by which nutrients in a lake build up over time causing an increased algae growth
Term
Lake Turnover
Definition
A seasonal change that refreshes the supply of nutrients throughout a lake. In summer the sun warms the upper layer of the lake. Warm air floats on top of cooler, denser lower layers. In the fall, the top layer cools and sinks. This causes lake waters and nutrients to mix togehter.
Term
Chapter 2 Water Rivers, Ponds, and Streams Quiz
Definition
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