True or false mid-ocean ridges form the longest mountain range on earth

The answer is true. they are the longest mountain range on the earth. 

The answer is true.

Hope this helps!!

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.

The answer to the first one is barometer.