Ocean Ridge-on the sea floor.
mid-ocean ridge in the ocean
Everest
The chain of mountains that form the mid-ocean-ridges are the longest mountain chains in the world.
The Alps is the longest mountain chain in Europe.
Andes is the Longest mountain chain in south america.
columbiana is the answer
The Andies is the longest.
On sea, it is the Ocean Ridge which is the longest mountain chain. On land, it is the Andes Mountains which is the largest chain.
i dont know.why dont you ask someone that is good at geography?
Andes is the Longest mountain chain in south america.
in south america
the alps
rocky mountains
the Andes