The 1st half in basketball is the first of two halves in a basketball game. At the end of the first half there is halftime and a halftime show. To begin the second half, the team who lost the jump ball in the first half will start with the ball.
The time left in each quarter is displayed on the game clock. Each quarter is 12 minutes long, but there are also times where the clock is stopped throughout the quarter. Since each quarter is 12 minutes long, each half is 24 minutes long.
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