10. A car moves along the r axis with position from the starting point given by...

  

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10. A car moves along the r axis with position from the starting point given by some function, S(t). If the acceleration, a(t) = S" (t) is positive then the SPEED is A. Is increasing B. Is decreasing C. Can't tell without more information. i.e. may be increasing or decreasing. 10. A car moves along the r axis with position from the starting point given by some function, S(t). If the acceleration, a(t) = S" (t) is positive then the SPEED is A. Is increasing B. Is decreasing C. Can't tell without more information. i.e. may be increasing or decreasing.

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Since in a rectilinear motion motion along a line velocity can h... View the full answer