they need there gear supplies to live and not fall down the mountains
The opening between mountains is called a mountain pass. It is a narrow gap or cut in the mountain range that allows for easier passage through the mountains.
A valley between two mountains is called a mountain pass. It is a low point or gap in a mountain range that allows for easier passage through the mountains.
No, it makes work easier at the expense of more work. Climbing stairs can be done faster than climbing a ramp, but climbing the ramp is easier, since it is less work over a longer time.
The ladder is set at a steeper angle
In school, pulleys are used to put up a flag. That's a lot easier than climbing the pole just to raise a flag!
you can have more of a booster to be faster to get up the hill or mountain
A stair climbing hand truck is a dolly device that is made to go up and downstairs with ease. If you are moving in or out of an apartment (or home) with stairs, this will make moving easier.
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Think of walking across a flat surface (plains), and then walking up a series of hills (mountains). It's easier to travel across plains because they are flat and broad.
Mountains, forests, and grasslands
A climber carries an oxygen cylinder on their back because it helps him/her to breathe easier. On high altitude mountains like Mount Everest the air is so thin it makes it very hard for anyone to breathe without extra oxygen from a cylinder.