Unit D: Energy Flow In Global Systems | Outcome 1/2| L1-4

Question 1

Define the 3 types of systems

Answer 1

1. Open system: Allows energy at matter to cross the systems’s boundary
2. Closed System: Allows only energy to cross the system’s boundary
3. Isolated System: Allows isolated energy not matter to flow across the boundary

Question 2

What are the lower two layers of the atmosphere?

Answer 2

1. Troposphere (0km - 12km)
2. Stratosphere (12-50km)