Get on the brake ;)
No.
You should accelerate to the same speed as the traffic in the lane you are merging into. Then adjust as needed when you are safely in the travel lane. (Entering from the left may mean you are entering the fastest lane of travel, and you also may not have a clear view of traffic directly alongside you.)
This is purely an opinion question. It's like asking which supermarket checkout line you should choose. You can choose any traffic lane you wish so long as it is not a marked HOV lane.
merge left when possible so that othe vehicles may enter safely
In most states, YES...You should always signal a lane change on a highway, turning, exiting or entering a freeway. You may get a ticket for failure to signal or unsafe lane change. It also helps other drivers behind you know your intentions and may even help prevent an accident.
Use your signal lights.
titties
A lot less because the water is flowing if it is exiting and it depends on the water pipe size.
their nature. Sapporo,fuji
Blow the horn.
Yes it should be capitalized.
Yes, the word "Interstate" should be capitalized when referring to the Interstate Highway System in the United States. However, it is not necessary to capitalize the word "interstate" when using it in general terms outside of this specific context.