Natural Systems Flashcards
1
Q
Subsystems of the Earth?
A
Cryosphere Lithosphere Biosphere Hydrosphere Atmosphere
2
Q
Cryosphere?
A
All parts of the earth where is it cold enough to freeze. E.g Glacial Landscapes
Around 70% of earths fresh water stored here
3
Q
Lithosphere?
A
Outermost part of the earth. The crust and upper parts of the mantle.
4
Q
Biosphere?
A
Where living organisms are found.
Plants, animals, fungi, insects, bacteria
5
Q
Hydrosphere?
A
All water on earth. It may be in liquid form, lakes and rivers or solid form, ice in the cryosphere or gas, water vapour in the atmosphere. Will be saline or fresh.
6
Q
Atmosphere?
A
Layer of gas between earths surface and space, held by gravity.
7
Q
What do you get within natural systems?
A
Stores Flows Inputs Outputs Boundaries
8
Q
What are systems affected by?
A
Positive or negative feedbacks
