My Math Forum Calculate Velocity

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 July 13th, 2017, 05:13 AM #1 Member   Joined: Aug 2016 From: South Korea Posts: 54 Thanks: 0 Calculate Velocity
 July 13th, 2017, 05:16 AM #2 Math Team     Joined: Jul 2011 From: Texas Posts: 2,982 Thanks: 1575 velocity is the slope of each section of the position vs time graph
 July 13th, 2017, 05:30 AM #3 Senior Member   Joined: Apr 2014 From: Glasgow Posts: 2,156 Thanks: 731 Math Focus: Physics, mathematical modelling, numerical and computational solutions Do you know how to get the gradient of a straight line? If not, you'll want to revise that topic first. Give us a shout if you're not sure.
 July 13th, 2017, 05:49 AM #4 Member   Joined: Aug 2016 From: South Korea Posts: 54 Thanks: 0 My answer is A: 2km/sec. N of E B: 1.2km/sec. East C: 0.14m/sec. N of W D: 1.33m/sec. East How is it? Have I done it right? O.o
 July 13th, 2017, 06:45 AM #5 Math Team     Joined: Jul 2011 From: Texas Posts: 2,982 Thanks: 1575 fyi, the graph represents motion in one dimension ... unless you have additional information, all you can say is that the velocity is moving in the negative direction, positive direction, or at rest. the object is at rest during time intervals B and D the object is moving in the positive direction during time intervals A and E the object is moving in the negative direction during time interval C

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