Recent content by marialovesphysics

  1. marialovesphysics

    Data Management - Probability of Cards

    Here is my work so far: 52-13=39 There are 39 decks of cards left since the spades were removed. a) Then there 13 hearts therefore, (13/39 ) * (13/39 ) that would be two hearts but I am not sure what to do next. But I am sure that it would be 39 cards and 13 hearts on top (maybe) cus it is...
  2. marialovesphysics

    Gravitational potential energy formulas

    m.g.h = (GMm)/r how can we prove that mgh is potential energy and both equal to that?
    • marialovesphysics
    • Thread
    • Energy Formulas Gravitational Gravitational potential Gravitational potential energy Potential Potential energy
    • Replies: 2
    • Forum: Mechanics
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