PPT Slide
For whatever reason, a Little Fellow runs back and forth
along a sidewalk. The motion is described by the equation
Let x(t) be measured in meters and t in seconds
(I’ve implicitly picked an origin to even be able to write this down)
Unit madness: What is wrong with the
1. The claimed units on the left don’t match the units on the right
2. Never take the sine of something with dimensional units!
Where A=1m/s2 and b=1 radian/s
Really the same equation, but now the units work out