Shared Flashcard Set

Details

CH. 10
Cox
18
Science
6th Grade
10/25/2010

Additional Science Flashcards

 


 

Cards

Term
Oceans cover about___percent of our planet’s surface which is why Earth is often called the “water planet.”
Definition
70
Term
The __________ is the continuous process by which water moves from Earth’s surface to the atmosphere and back
Definition
(water cycle)
Term

The water cycle has three major steps_____________

Definition
 (Evaporation, Condensation and precipitation).
Term
four forms of precipitation are _____________
Definition
(rain, snow, sleet, or hail).
Term
Most of Earth’s water ( 97% ) is _______and only 3% is_______
Definition
(salt water) and (fresh water).
Term
Of that 3% of fresh water, most of that water is tied up in _____ and cannot be used.
Definition
(glaciers)
Term
The four main oceans are ______
Definition
(Pacific, Atlantic, Indian, and Arctic
Term
Water that fills the cracks and spaces in underground soil and rock layers is called ___________
Definition
(ground water).
Term
The streams and smaller rivers that feed into a main river are called ________
Definition
(Tributaries).
Term
The land area that supplies water to a river system is called a ___________
Definition
(watershed).
Term
______ are smaller and shallower than lakes, and sunlight can usually reach to the bottom.
Definition
(Ponds)
Term
A lake that stores water for human use is called a _______
Definition
(reservoir).
Term

Rocks and soil, like sand and gravel, that have large connected pores which allow water to pass through, or permeate, are known as __________

Definition
(permeable).
Term
Clay and granite are _______which means that water cannot pass through easily.
Definition
(impermeable)
Term
Any underground layer of rock or sediment that holds water is called an ________
Definition
(aquifer)
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