thatslimboi23 thatslimboi23
  • 22-02-2018
  • Chemistry
contestada

how does speed/velocity change

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goodrichfamily7
goodrichfamily7 goodrichfamily7
  • 22-02-2018
Speed, being a scalar quantity, is the rate at which an object covers distance. The average speed is the distance (a scalar quantity) per time ratio. Speed is ignorant of direction. On the other hand, velocity is a vector quantity ,it is direction-aware. 

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keenecameron keenecameron
  • 22-02-2018
speed/velocity can be changed by friction, such as air resistance 
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