Objects in a movie clip with Alpha set to 0 are active, even though they are invisible. For example, a button in a movie clip with Alpha property set to 0 can still be clicked. Visibility specifies whether the movie clip is visible. Objects in a movie clip with Visibility set to false are disabled. For example, a button in a movie clip with the Visibility property set to false can not be clicked.
Rotation specifies a movie clip's rotation.
The value is in degrees.