You can always multiply by 1 without changing the value. Just pick the units so "1" cancels unwanted units:
2.15*10^5 mi/hr^2 * 1609.34m/mi * (1hr/3600s)^2 = 26.7m/s^2
what is 2.15x10^5 miles per hour squared converted to meters per second squared?
1 answer