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.
England is the largest part of the island of Great Britain, and also the largest constituent country of the United Kingdom. Scotland and Wales are also part of Great Britain (and the UK), Scotland to the north and Wales to the west.To the east and south, and part of the west, England is bordered by sea. France is to the south, separated by the English Channel.The Channel Tunnel, under the English Channel, connects England to northern France (and the rest of mainland Europe). Ireland is a large island to the west, divided into Northern Ireland which is part of the United Kingdom, and the Republic of Ireland.ngland is the largest part of the island of Great Britain, and also the largest constituent country of the United Kingdom. Scotland and Wales are also part of Great Britain (and the UK), Scotland to the north and Wales to the west.