ronnie7898
ronnie7898 ronnie7898
  • 03-04-2019
  • Physics
contestada

Need help on the first and second one

Need help on the first and second one class=

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jcherry99
jcherry99 jcherry99
  • 03-04-2019

One

d = 400 m

t =   20 s

speed = ?

speed = 400 / 20

speed = 20 meters/second

Two

d = 50 meters

t =  10 seconds

speed = 50 meters / 10 seconds

speed = 5 meters / second

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