Chapter 2 Flashcards
1
Q
Major systems
A
Lithosphere (nonliving) Atmosphere Hydrosphere Biosphere They are all connected
2
Q
Environmental systems
A
Interaction between systems and energy in it relationship and energy
3
Q
Negative Feedback loops
A
Most systems (balance out)
Ex. Get hot: sweat to cool down
Global warming:system cools it down
4
Q
Positive feedback loops
A
Keeps going up
Ex. Melting glaciers: sunlight is abosored in dark= no availability for cool
5
Q
Ecosystems
A
Living and non living things interacting in a defined area
6
Q
1st law of thermodynamics
2nd law
A
- Energy can not be created or destroyed; only transferred
2. Everything has an order
7
Q
Conservation of law in environment
A
Energy flows in one direction through ecosystems
And matter recycles
