ER stands for Extended Range These aircraft types that is identified by 'ER' are aircraft models that is enhanced for better efficiency at long range flights than its counterpart aircraft of the same model. Source(s): Aerospace Engineer - Aviation Enthusiast
The Windward Islands and the Leeward Islands are part of the Lesser Antilles of the Caribbean Sea. The Windward Islands are southeastern islands of the Caribbean. Theyâre called the Windward Islands because theyâre exposed to the wind (âwindwardâ) of the northeast trade winds (northeasterlies). Martinique.
The windward side of the boat is the side of the boat that the wind is hitting. the other side of the boat that is sheltered from the wind is the Leeward side. In other words â¦... the windward side of the boat is the side that is closest to the source of the wind.