A fast pitch softball player does a "windmill" pitch moving her hand through a vertical circular arc to pitch a ball at 71mph. The 0.20 kg ball is 53 cm from the pivot point at her shoulder. Just before the ball leaves her hand, what is its centripetal acceleration?

b.

explanation:

1/0.14nm = 10^10/1.4 a lot

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.

wavelength divides in half and speed stays the same.