The International Space Station has a mass of $4.2 \times 10^{5} \, \text{kg}$ and orbits Earth at a distance of $4.0 \times 10^{2} \, \text{km}$ above the surface. Earth has a radius of $6.37 \times 10^{6} \, \text{m}$ and a mass of $5.97 \times 10^{24} \, \text{kg}$. Calculate the following:

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The International Space Station has a mass of $4.2 \times 10^{5} \, \text{kg}$ and orbits Earth at a distance of $4.0 \times 10^{2} \, \text{km}$ above the surface. Earth has a radius of $6.37 \times 10^{6} \, \text{m}$ and a mass of $5.97 \times 10^{24} \, \text{kg}$. Calculate the following:(a) The gravitational force between Earth and the ISS.
, (b) The orbital speed of the ISS.
, (c) The orbital period of the ISS (in minutes)
:

Jason · Accepted Answer

$3.65 \times 10^{6} \, \text{N}$
$7672 \, \text{m/s}$\
$92.41 \, \text{minutes}$

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