Think about the oscillation of the toy shown in the video. when the toy is at the highest point of its motion, its velocity is and its acceleration is

think about the oscillation of the toy shown in the video. when the toy is at the highest point of its motion, its velocity is zero and its acceleration is negative.

their crystal patterns have been disrupted by stress

a. spokes of a wheel.

as indicated in the question radial contains rad, also found in radius, so the fracture's would span the radius.