Video+Activity+2

**Video 2: "Replicating the Past to Predict the Future" (week 6) **
a. What do you think the video will be about? b. Do you think the weather can be predicted accurately? c. What math theory can be used to predict the weather?
 * Pre-viewing:**

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Please click on the following link watch the video and answer the following questions: [] 1. What do mathematicians say about the climate? 2. What do physicists say? 3. What are the benefits of being able to do these predictions? 4. What do the scientists say about the greenhouse effect and the carbon dioxide increment in the atmosphere? 5. What do model supporters say? 6. What do model skeptics say? 7. What's your opinion about the model? Please argument your response.
 * When watching and after watching**