gene4life0 gene4life0
  • 17-10-2015
  • Physics
contestada

How far will an object move in 3 s if its average speed during that time is 40 m/s? Answer in units of m.

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Аноним Аноним
  • 18-10-2015
dist = avvg vel x time = 40m/s x 3s = 120m 
avg velocity = total dist/total time 
the total time is 18 hrs 
the total distance = 9x45+9x69 = 1026km 
avg vel = 1026km/18 hrs = 57km/hr
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