5 seconds
You have 5 seconds to throw the ball in but you can also run up and down the baseline as long as you stay out of bounds.
A player has 5 seconds to get the ball in bounds.
At the point where the ball went out of bounds.
They throw it in.
5 seconds
a throw in, in soccer is awarded when the ball is out of bounds but only on the side lines
in order for a ball in basketball to be considered to be out of bounds the ball MUST touch/hit the ground out bounds ... if the ball does not touch/hit out of bounds the ball is still live a play can go out of bounds to throw/pass the ball back in bounds so long as the player that is going for the ball bounds feet are in the air when he makes contact with the ball ...
When in-bounding the ball, 5.
If the opponent has established position out of bounds (at least one foot on the floor) then the ball would still be yours. If the opponent is in the air and has not established position out of bounds the ball is still live.
Throw in
A throw to the other team.