1. A line joining the Sun and an asteroid was found to sweep out 5.2 square astronomical units of space in all of 2006. How much area was swept out in 2007? in the 5 years from 2002 to 2007? 2. A...

1. A line joining the Sun and an asteroid was found to sweep out 5.2 square astronomical units of space in all of 2006. How much area was swept out in 2007? in the 5 years from 2002 to 2007?

2. A comet moves in a highly elongated orbit around the Sun, with a period of 1,000 years. What is the length of the semimajor axis of the comet’s orbit? What is the farthest that the comet can get from the Sun?