No, Newcastle is not the fifth biggest city in the UK. It is actually the eighth most populous city in England.
Philadelphia, Pennsylvania is the fifth largest city in the US.
CANADA ^.^
Inverness, Scotlaand is the fifth largest city.
Capetown is the fourth or fifth largest city in Republic of South Africa.
The fifth biggest continent is Antarctica, which is the southernmost continent and is almost entirely covered by ice.
The biggest city in the southwestern United States is Phoenix, Arizona. With a population exceeding 1.7 million residents, it is the fifth most populous city in the country. Phoenix is known for its warm climate, vibrant culture, and as a major economic hub in the region.
According to the 2010 Census, Bloomington is the fifth largest Minnesota city. If comes in behind Minneapolis, Saint Paul, Rochester, and Duluth.
The fifth largest moon in our Solar System is our Moon.
Brazil
Asia
No, it isn't. Brazil is the fifth biggest country in the world.