Comet Halley is an irregularly-shaped comet which is visible from Earth every 75-76 years. For the purposes of this question, we will assume that the comet is spherical.
a) Takingthediameterofthecomettobe10.6km,findtheapproximate volume of the comet in cubic centimetres. You may use the fact that the volume of a sphere is 3
V = 43 π r where r is the radius.
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