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14-12-2016
Physics

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The Hubble space telescope is 569 km from Earth. If the gravitational force between Earth and the telescope is 1.37 × 107 N, and the mass of Earth is 5.98 × 1024 kg, what is the mass of the telescope? Round the answer to the nearest whole number.

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mathssydney mathssydney

14-12-2016

F = G [tex] \frac{m1 * m2}{ r^{2} } [/tex]
1.37*10^7 = 6.67384* 10^-11 * mass * 5.98*10^24 / (569 000)^2

m = 1.11*10^4 kg

that's about 11.1 tones

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