Recent content by lakersgrl786

  1. L

    Elliptical Orbits Unfortunately.

    I'm having the same issues with that problem -- can you post if you find an answer from the professor?
  2. L

    How Does Comet Speed Change at Aphelion Compared to Perihelion?

    Homework Statement A particular comet has an elliptical orbit. When closest to the Sun (perihelion) it is at a distance of 8.823 1010 m and moves with a speed of 54.6 km/s. The greatest distance between this comet and the Sun (aphelion) is 6.106 1012 m. (a) Is the speed of the comet greater...