Kepler's Laws Vocabulary

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Across
  1. 2. Planets farther from the sun have longer orbital periods (Write First, Second, or Third)
  2. 4. An oval shape
  3. 6. A measure of how round an orbit is
  4. 7. The distance between an object (such as a planet) and the object it is orbiting (ex. the sun)
  5. 8. planets cover equal areas in equal time (Write First, Second, or Third)
Down
  1. 1. The time it takes one object in space to fully orbit another
  2. 3. The speed of something in a given direction
  3. 5. Planets orbit the sun in a shape called an ellipse (Write First, Second, or Third)
  4. 9. The curved path of one object around another