Vocabulary
umpire
A person who makes sure that players follow the rules in a sports game.
What recent MLB rule change added a timer to speed up the game?
The pitch clock
How do players signal a challenge to a ball or strike call?
By tapping their helmet or cap
ejection
The act of forcing someone to leave a place or event.
What technology is used to track the ball and players for the ABS system?
High-speed cameras
How many challenges does each team get per game?
Two
ratio
A relationship between two numbers showing how much bigger one is than the other.
What system will MLB begin using in 2026 to help determine balls and strikes?
The Automated Ball/Strike System (ABS)
How do umpires make calls in a game?
They watch the pitch and decide ball or strike
challenge system
A method in sports where decisions made by officials can be questioned and reviewed using technology or additional referees.
Which players are allowed to challenge a call?
The pitcher, catcher, or batter
How do teams keep their challenge?
They keep it if the challenge is correct
data
facts and statistics collected together for reference or analysis.
What catcher skill may still be important because not all calls are challenged?
Pitch framing
How is a pitch reviewed using ABS?
Cameras track the pitch, the system checks the strike zone, and the result is displayed