On which river is the city of Rome situated?

River Tiber

Which is the water body that separates Europe from Africa in the West?

Strait of Gibraltar

Which is the busiest river of Europe?

River Rhine

How far is the earth from the moon?

239,000 miles

What is the distance around the earth at the equator in miles? (To the nearest 1,000 miles)

25,000

The outer layer of the earth is known as:
Ans:- Crust