defensive team - answerthe team not in possession of the ball
down - answerattempt or try to move the ball ten yards; offense gets four of these to
move the ball ten yards; if they don't advance it that far, they lose possession of the ball
end line - answerthe boundary line that runs the width of the field along each end
fumble - answerwhen a ball carrier loses possession by dropping the ball or having it
knocked away before a play ends
goal line - answera line drawn across the width of the field, 10 yards inside each end
line, which a team must cross with the ball to score a touchdown
interception - answera pass caught in the air (picked off) by a defender whose team
immediately gains possession of the ball and becomes the offense
line of scrimmage - answeran imaginary line which no player may cross before the
snap; each team has its own one of these, separated by a neutral zone which is the
length of the football as it lies on the ground
offensive team - answerthe team in possession of the ball
offside - answerwhen any part of a player's body is beyond his line of scrimmage when
the ball is snapped; this is a foul punishable by a 5 yard penalty
penalty - answerwhen a team commits one of these, the referee will throw a yellow flag
as an indicator of this; a team can choose to accept it and redo the down or decline it
and move on to the next down
spiral - answera ball or kick with a spin which propels it further with more accuracy; the
ball points the same direction throughout its flight
tackle - answerthe act of a defensive player taking an offensive player to the ground
touchback - answerwhen a player who gains possession of a ball in his own end zone
kneels to the ground and automatically starts the next play at his own 20-yard line; also
awarded if his opponent kicks the ball across the end line
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