Chapter 1 - Solutions

# ft = 3.0 x 1010 cm 1 in 1 ft = 9.8 x 108 ft/s s s 2.54 cm 12 in c) 1.42 light years to miles (a light year is an astronomical measure of distance - the distance light travels in a year, or 365 days; the speed of light is 3.00 x 108 m/s). ................
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