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 UK includes Great Britain AND Northern Ireland). Great Britain. United Kingdom. Great Britain is a political term which describes the combination of England, Scotland, and Wales, the three nations which together include all the land on the island.o, Great Britain and the United Kingdom refer to different areas. Great Britain is very often, but incorrectly, used as a synonym for the sovereign state properly known as the 'United Kingdom of Great Britain and Northern Ireland ' (UK).