Unit 1 Flashcards
1
Q
Open System
A
Exchange of energy and matter
2
Q
Closed System
A
Exchange of energy but not matter
3
Q
Isolated System
A
Mo exchange of matter or energy
4
Q
What are the four sphere of earth?
A
Atmosphere, Biosphere, Hydrosphere, Lithosphere
5
Q
What system is earth?
A
Closed
6
Q
Positive feedback loop
A
output increases initial conditions (Snowballing)
7
Q
Negative Feedback loop
A
output reduces initial conditions (Stable conditions)
8
Q
Steady State Equilibrium
A
Input = output rate
9
Q
Dynamic Equilibrium
A
Systems change to a new operation level as it reaches the threshold called tipping point
