Sixty Baseball Physics Problems - CSU, Chico

oy 2+2a y (y−y o)⇒a y= v y 2−v oy 2 2(y−y o).! Plugginginthevalues, a y= (2.7)2−(0.977)2 2(0.878−1.6) ⇒a y=−4.39m s2.! (c)Using!the!kinematic!equation,!v x=v ox+a x t⇒t= v x−v ox a x = 36.2−39.7 −8.97 ⇒! t=0.390s.! Noticethat!thereishorizontal!accelerationandthevertical!accelerationisnot!g.! Why?!! Problem 2.3:!!