yes
No.
No
yes
Yes, you should stop.
No.
As the question is worded - no, they do not.
I would not think so under those conditions.
al vehicles are to stop
On a divided highway with a pronounced barrier, no.
No
In Virginia, you must stop for a school bus on a divided highway if the bus is stopped with its red lights flashing and stop sign extended, regardless of the direction you are coming from. However, if the highway is divided by a physical barrier, such as a concrete median, vehicles traveling in the opposite direction are not required to stop. Always be cautious and prepared to stop when near school buses, as the safety of children is paramount.
yield to vehicles traveling on a divided street or roadway or vehicles traveling on a roadway with three or more lanes