Question

Conversion and sceintifc notation problems

a) The speed needed to escape the pull of earth’s gravity is 2.53 x 104mi/hr. What is this speed in

m/s?

b) The Voyager 1 spacecraft is already over 2.1 × 1013 m away, how much is it in nanometers?

Step 1

(a) Convert the unit of speed required to escape the p...

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