The word apartment denotes a residential unit or section in a building. In some locations, particularly the United States, the word connotes a rental unit owned by the building owner, and is not typically used for a condominium.
A helm is the official name, but it is often referred to as the the wheel.. As ships modernize, however, we will start see less and less of the helm and begin to see a lever style control more often. A <b>helm</b> is the official name, but it is often referred to as the the wheel..
It totally depends on the boat and personal preference. The steering wheel on a power boat is usually called a steering wheel. The steering wheel on a ship, yacht or sail boat is usually called the ship's wheel. The steering wheel on an inboard motor boat may be called the rudder. (even though it's not actually the rudder) Just depends on who it is doing the calling.