spawning object with timer with atteched collider and movement

hello i would like to know if its possible to have an empty object with a script spawner that will
spawn objects in a position x,y that only the y will be like
y = y +20;
and the spawned object will have a movement script and will be box collider?
is this possible!?
Also to be able to spawn them every lets say 5 seconds??
please help im desperate ..haha

 

Use Instantiate() to create prefabs with the scripts already attached.

http://docs.unity3d.com/ScriptReference/Object.Instantiate.html