Wednesday, September 7, 2011

Direct Relationships

Last week, we did the Physics Olympics Lab.  In the lab, we did 3 different activities: bunny hop, posture practice, and a gentle jog.  In all 3 events, a person in our group was timed to see how fast they could go for a distance of 50 m.  In the lab, I learned that position and time have a direct relationship because after all our data was collected, the graph was a straight line.  That means as time went on, so did the distance.  Kinematics relates to the real world because it is the study of motion and we use motion in our everyday lives.  A real world example of a direct relationship is the speed of a car and its distance.  As the speed of a car increases, so does the distance (and vice versa).  Learning about direct relationships has helped me to more about kinematics and it gave me better understanding of how things work in motion.

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