http://ed.ted.com/on/ZuWNbK5H

  1. In your own words, explain how our societies value water.
  2. What do you do to conserve water? Do you think that’s enough?
  3. Devise a solution for providing unlimited amounts of fresh water. In a few bullet points, explain your idea.

http://ed.ted.com/on/8zeJL765

  1. We learned that we can ski due to a layer of water between the snow and the skis that form due to friction; can you think of any other sports where we utilize a similar process?
  2. We say that no two snowflakes are the same because they all form under different conditions. But why do they look so symmetric?

http://ed.ted.com/on/WagDoG1j

  1. How many electrons do carbon atoms have available to bond with other elements?
  2. There are several allotropes (different physical forms) of carbon in the professor’s suitcase: graphite, diamond, fullerenes, and nanotubes. The 2010 Nobel Prize for Physics was awarded for the discovery of another allotrope of carbon, which is a single sheet of graphite. What is its name?
  3. Why is a diamond colorless but graphite is black?

http://ed.ted.com/on/HPSUJcxG

  1. Can you design a 3-course meal with no added sugar? What would you put on the plate?
  2. Which has more calories and which is better for you? An 8 ounce glass of whole milk? Or an 8 ounce glass of 1% chocolate milk?

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