What is a mountain? The mountain is characterized as that piece of the world's surface that is discernibly raised from the remainder of the encompassing zones with a precarious slant and a bigger size of slopes and levels, in spite of the fact that its name isn't viewed as a reasonable land sign of geological highlights. With the exception of in a couple of cases, mountains are as a rule as an all-inclusive mountain go that can go from tens to many kilometers and hundreds to thousands of kilometers long. 
There are numerous topographical variables that add to the development of mountains, most prominently volcanic exercises, ground crevices, distortions as outside layer and different components, where the heights of mountains altogether around 600 meters, which is the result of engine exercises that happen on the world's hull comprising of six plates considered Tectonic plates that move consistently are evaluated to be a few centimeters every year, where the development of each plate toward dispersal from one another is a factor of the breaking down of the world's covering and combination development add to the arrangement of mountains that are defenseless throughout the years Wear and eradicate by wind, downpour and ice.
The longest mountain on the planet Below is a rundown of the longest mountain goes on the planet:  Mount Everest Mount Everest is 8,000 800 and fifty meters above ocean level, which is situated between the nations of Nepal and Tibet in the celebrated Himalayas. Mount Mauna Kea This volcanic mountain is viewed as probably the tallest mountain whenever estimated from its base, arriving at a tallness of around 4,000 200 and five meters above ocean level and stretches out around 6,000 meters submerged. City of Hawaii.ما