Pinewood Derby Q&A

Velocity question?

The position of a pinewood derby car was observed at various times; the results are summarized in the following table. Find the average velocity of the car for the following time periods. t (s) 0 1.0 2.0 3.0 4.0 5.0 x (m) 0 2.6 8.4 21.3 35.6 69.5 a. during the first second in m/s b. during the last 3 s in m/s c. during the entire period of observation in m/s

Public Comments

1. a. (x(1) -x(0) ) / 1 = ( 2.6 - 0)/1 = 2.6