Question Sheet: Riding Sunlight


Before reading:

  1. Why would scientists want to use solar power to propel a spaceship?
  2. How is space travel like sailing a ship?

During reading:

  1. Why does Louis Friedman compare the flight of Cosmos 1 to the Wright brother's first flight?
  2. What is the solar wind?
  3. How is Newton's third law of motion involved in solar sailing?
  4. Why must the sails of a solar spacecraft be large and lightweight?
  5. How does a spacecraft driven by solar sails change direction?
  6. When is Cosmos 1 scheduled to...

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