Recent content by JudyyNunez

  1. J

    Solve Gold Density Problem: Area & Length of Gold Leaf & Fiber

    1. Problem: Gold, which has a density of 19.32 g/cm3, is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fiber. (a) If a sample of gold with a mass of 2.274 g, is pressed into a leaf of 8.678 μm thickness, what is the area (in m2) of the leaf? (b) If, instead...
  2. J

    Solving Energy Work Problems: Examples #1 & #2

    I understand now, thank you to both of you for replying!
  3. J

    Solving Energy Work Problems: Examples #1 & #2

    Hi, I was wondering if anyone could please help me understand when is there no work in Joules being produced when your object is moving at a constant velocity. Example #1: Brenda carries a 5.0 kg suitcase as she walks m along a horizontal walkway to her room at a constant speed of 6.5 m/s...
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