Correct Answer : saltation
Correct Answer : rock cycle
Correct Answer : 3 km above sea level
Correct Answer : All of these are its properties
Correct Answer : All of the above
Correct Answer : temperature gradient
Correct Answer : the Urals
Correct Answer : poles
Correct Answer : Halite
Correct Answer : Vatican city
Based on landmass, Vatican City is the smallest country in the world, measuring just 0.2 square miles, almost 120 times smaller than the island of Manhattan. Situated on the western bank of the Tiber River, Vatican City's 2-mile border is landlocked by Italy.