How fast is it traveling at aphelio

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An asteroid in an elliptical orbit about the Sun travels at 1.2 x 106 m/s at perihelion (the point of closest approach) at a distance of 2.0 x 108 km from the Sun. How fast is it traveling at aphelion (the most distant point), which is 8.0 x 108 km from the Sun?

Reference no: EM131237417

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