projectile motion
yes
It is used by the batter to hit the baseball, which is being thrown by the opposing teams pitcher.
speed and spin
nope, as long as you get the out no runs count.
A baseball thrown with little velocity to fool a hitter is called a changeup. Also known as a change, changay or change-piece.
0.39 seconds
This event occurs if no candidate receives a majority of the electoral vote.
An inning in baseball consists of 3 outs. Outs are received when either 3 strikes are thrown to a batter, striking them out, if a player hits the ball and is thrown out at first or if there are baserunners who are tagged out or forced out, and if a fly ball is caught.
Yes, there are no rules in baseball stating what kind of pitch a batter may swing at. It wouldn't be wise to swing at a pitch thrown during an intentional walk, but if the batter wanted to it would be legal.
A baseball can
It depends on what the count on the batter is when he is thrown out. If there are 2 strikes on the batter and his substitute gets struck out, the at-bat is contributed to the first batter. Otherwise, all stats will be awarded to the substitute batter.