Question

the sun, on average, is 93 million miles from earth. how many meters is this? express (a) using powers of 10, and (b) using a metric prefix (km).

Answer 1

1 km = .6214 mi

9.3E7 mi / .621 mi/km = 1.50E8 km

S = 1.5 * 10^8 km * 10^3 m / km = 1.5 * 10^11 meters

S = 1.5 * 10^11 meters