Recent content by Scarlett

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    A 1600 kg object is initially at rest 400 km above the earth’s surface.

    Oh, god, I knew I'd've made a stupid mistake, I forgot to convert km to m. Ugh, stupid, but at least I got it now, thanks for the help :)
  2. S

    A 1600 kg object is initially at rest 400 km above the earth’s surface.

    How? (1/(6380000+100))-(1/(6380000+400)) =(1/6380100)-(1/6380400) =1.57x10^-7-1.58x10-7 =7.37x10^-12
  3. S

    A 1600 kg object is initially at rest 400 km above the earth’s surface.

    Homework Statement A 1600 kg object is initially at rest 400 km above the earth’s surface. The object falls straight down and generates 8.3x10^8J of heat energy while descending to an altitude of 100 km. What is the velocity of the object at this altitude...