1) United Kingdom
2) 242495 km^2
3) 65.6 million people
4) England, Wales, Scotland, Northern Ireland
5) London
6) Edinburgh
7) Cardiff
8) Belfast
9) London
10) the Atlantic Ocean
11) Ben Nevis
12) Thames but the longest one is the Severn
13) Finance and banking, Information Technology, Construction, Oil and Gas
14) a kingdom
15) the Queen, but prime minister