Blue is the colour between violet and green on the optical spectrum of visible light. Human eyes perceive blue when observing light with a wavelength between 450 and 495 nanometres.
The United Kingdom is a Sovereign island country. It consists of 4 constituent countries, England, Northern Ireland, Scotland and Wales. Great Britain is the name of the island which consists of England, Scotland and Wales.The full name is the United Kingdom of Great Britain and Northern Ireland. The UK is part of the continent of Europe.he United Kingdom is a Sovereign island country. It consists of 4 constituent countries, England, Northern Ireland, Scotland and Wales. Great Britain is the name of the island which consists of England, Scotland and Wales.
The United Kingdom (UK) is an island nation located in Western Europe. Its land area is made up of the island of Great Britain, part of the island of Ireland and many smaller nearby islands.The UK has coastlines along the Atlantic Ocean, the North Sea, the English Channel and the North Sea.he United Kingdom is located in Western Europe to the northwest of France and between the North Atlantic Ocean and the North Sea (map). Its capital and largest city is London, but other large cities are Glasgow, Birmingham, Liverpool and Edinburgh.