Yes, there is lots of difference.
there's an accent
That depends on whether you were raised in the US or the UK.
The UK is a monarchy and the US is a republic.
There is a difference in spelling, the US uses more phonetic spellings - eg English = colour, US = color. Also the American tend to pronounce "o" s differently eg "Bob" in US is pronounced (to the English ear) as "Bab". (there are also other differences) Differences in accents are nice to hear.
1 UK gallon = 1.2009499 US gallon 1 US gallon = 0.83267418 UK gallon
the US clothes area size down from the UK,so a UK's size 8 would be a US size 6.
There is no difference between a US liter and a UK liter. The liter is a unit of volume that is commonly used and standardized internationally, so one liter in the US is the same as one liter in the UK.
The UK is in Europe while the US is in North America. The UK still uses the monarchy system of kings and queens while the US just has a president, governors and senators.
500. 72kml
The US treasury bonds and the Uk Sovereign bonds are the same the only difference in the bonds are the names and the fact that the US uses US currency and the Uk uses their foreign currency.
It is 5 hours
No difference at all.