Homework Help: geology(science) i still dont understand

Posted by scooby91320002 on Sunday, March 1, 2009 at 7:51pm.

how the earths four subsystems interact with one another. In your response, identify one type of resource from each subsystem on which people depend.

all i have so far is this....

the earths 4 subsytems are the following lithosphere, hydrosphere, biosphere, and finally the atmosphere. the lithospehere deals with all the earths land. the hyrdosphere deals with all the eaths water and ice. the biosphere deals with all the earths living things while the atomosphere deals withthe earths weather and air.

geology(science) i still dont understand - Ms. Sue, Sunday, March 1, 2009 at 7:54pm
Lithosphere -- land for growing food crops
Hydrosphere -- all life needs water
Biosphere -- this includes human life as well as all other life
Atmosphere -- where would we be without air?
geology(science) i still dont understand - scooby91320002, Sunday, March 1, 2009 at 8:09pm
but how can i say how they all interact with each other?
geology(science) i still dont understand - Ms. Sue, Sunday, March 1, 2009 at 8:13pm
All life needs all of those subsystems. If we didn't have all four of them, there would be no life on earth.
geology(science) i still dont understand - Ms. Sue, Sunday, March 1, 2009 at 8:34pm
In addition each of the four -spheres need the other three in order to exist.

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