Systems in Physical Geography Crossword Puzzle

QUESTIONS LIST:

• system: a set of interrelated components working towards a process
• input: when energy or matter is added to a system from outside
• output: when energy or matter leaves a system to the outside
• flow: when energy or matter moves between stores
• boundary: the limits of a system
• store: where energy/matter is kept or builds up
• dynamic equilibrium: where outputs and inputs remain equal despite changing conditions
• positive feedback: when a chain of events amplifies the original change moving a system further from equilibrium
• negative feedback: when a chain of events that nullifies a change moving the system towards equilibrium
• open: a type of system that allow matter and energy to enter and leave them
• closed: a type of system where energy can enter and leave but matter cannot.
• isolated: a type of system where matter and energy cannot enter
• hydrosphere: a sub-system of the earth containing all liquid water.
• cryosphere: a sub-system of the earth containing frozen water.
• atmosphere: a sub-system of the earth comprised of a complex layer of gasses.
• lithosphere: a sub-system of the earth containing rock, soil and magma.
• biosphere: a sub-system of the earth containing all living things.