A dog accelerates at a rate of 1.5m/s2 for 3s. What was the dog’s change in speed?

their crystal patterns have been disrupted by stress

-4 on

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.