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Week 2 discussion DQ1 The politicians and the news media often warn us of an imp

Week 2 discussion DQ1 The politicians and the news media often warn us of an impending energy crisis. After visiting the website for the United States Energy Information Administration (located within the weekly readings) post your thoughts on the following: What is the energy crisis? What can be done about the energy crisis? How do you feel about the energy crisis? DQ2 Read the resource about the International Space Station (ISS) located within the weekly readings. The space station orbits Earth about 400 km above the surface of Earth (NASA.gov). At this height the force of gravity from Earth is only about 10% less than on the surface of Earth. Using the concepts of circular motion and gravitational forces learned in this Topic; explain the following in your own words: Why does the space station not fall down? Why do the astronauts float inside the space station?

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