Answers

2014-08-12T21:09:45+08:00
We use the formula: X = VoT + (1/2)AT^2 --> X = (20 m/s)(10 s) + (1/2)(1 m/s^2)(10 s)^2 = 250 m.
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2014-08-12T21:17:01+08:00
Given: Vo= 20m/s a= 1m/s² t= 10s
       
d=Vot + at²/2
  =(20m/s)(10s) + (1m/s²)(10s)²/2
  = 200 m + 100m/2
  = 200 m + 50m
d = 250 m

Then it traveled 250 meters in 10 seconds.
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