1. Left-drag the block or the two ends of the incline to change their positions before the motion is started.
2. Right-drag to create a rectangle with dimensions shown. This rectangle is used for length measurements.
W: width; H: height; D: diagonal
4. The mass of the object is 1 kg. It rebounds elastically or stops at the right end of the track.
5. The static and kinetic coefficients of friction of all surfaces are assumed to be equal.