Water types Flashcards
(13 cards)
How much of the earth is covered by water
72%
How much of all water is salt water
97%
How much is freshwater?
3%
How much freshwater do icecaps and glaciers hold?
68.7%
How much freshwater does groundwater hold?
30.1%
How much freshwater is on the surface?
0.3%
What are some examples of surface water
lakes, swamps, rivers, creeks
Glacier
A glacier is a persistent body of dense ice that is constantly moving under it’s own weight
Ice Sheet
An ice sheet, also known as a continental glacie, is a mass of glacial ice that covers surrounding terrain and it greater than 50 000km2
The only current ice sheets are in Antarctica and Greenland
Ice Cap
An ice cap is a type of glacier
It is smaller than an ice sheet (less than 50 000km2)
Ice caps are usually on mountain tops
Aquifer
an aquifer is defined as a body of permeable rock which contains or transmits groundwater
It is underground, stored water, that often needs a well to retrieve
Name the states of Matter
solid
liquid
gas