1. What is a feedback mechanism in the context of climate?
2. Provide and explain one example of a positive feedback that begins with air temperature.
3. Provide and explain one example of a negative feedback that begins with air temperature.
4. Explain why understanding feedbacks are important for reliably and accurately predicting future climate?
5. Provide and explain one example of a feedback that we don't understand very well and why we need to understand it better.