foothills
If you're talking Appalachian mountains, it's called the Piedmont.
base and arrange
There are six parts of a mountain. They are the peak (highest point on a mountain), crest (top of the mountain), base (bottom of the mountain), mountain, slope (angle from base to peak), and the face (front of the mountain).
The low area between hills or mountain ranges is known as a valley. Often, cities are established in valleys because they are easy to reach, and are afforded the protection of being at the base of a mountain.
Low hills at the base of mountains are known as foothills.
foothills
The noun foothills is a plural, common, concrete noun; a word for a hilly region at the base of a mountain or mountain range. Example sentence:Our new property is in the foothills of the beautiful Blue Ridge Mountains.
A foothill.
Tallus
If you're talking Appalachian mountains, it's called the Piedmont.
the peak of the mountain
A volcanic mountain with a wide base and gently sloping sides is called a shield. Shield volcanoes form very large.
That whitish crescent shaped area at the base of a finger nail is called the lunula.
No, the motor speech area is called Broca's area.
base of a mountain
base and arrange
They landed on the area called Tranquility Base.