Recent content by Elis

  1. E

    In free-fall acceleration, how do I figure when g is positive or negative?

    I understand that now; thank you very much for your help.
  2. E

    In free-fall acceleration, how do I figure when g is positive or negative?

    In free-fall acceleration, how do I figure when "g" is positive or negative? Homework Statement My textbook is confusing me a bit. In general, when would "g" be positive and when would be negative? I thought it was when the particle was falling downward, it was positive and when it's going...