Researchers found a total of 138 volcanoes in the West Antarctic Ice Sheet overlying the West Antarctic Rift System, 91 of which had never before been identified. Basically they have never seen those types of volcanoes before.
Answer:
The Olympic Forest was originally designated as the Olympic Forest Reserve but was renamed to the Olympic National Forest in the early 1900s. This region also contains several wilderness areas including the Brothers Wilderness, Buckhorn Wilderness, Colonel Bob Wilderness, Mt. Skokomish Wilderness, and Wonder Mountain Wilderness that are administered by two ranger districts – the Pacific Ranger District and the Hood Canal Ranger District.
There are 6 named mountains in Tiger Mountain State Forest. The highest and most prominent peak is East Tiger Mountain at 3,004 ft. The remaining peaks, from east to west, include West Tiger 1 at 2,958 ft, West Tiger 2 at 2,757 ft, and West Tiger 3 at 2,557 ft. The remaining two peaks are located just south of the main ridge and include Middle Tiger at 2,607 ft and South Tiger at 2,028 ft.
Tiger Mountain State Forest is one the most heavily trafficked forests in the entire state being located so close to Seattle. The forest has over half a dozen trails that lead to the top of one of the many peaks as well as numerous trails that traverse sections of the forest. The forest is known by locals for its accessibility, lush landscape, hiking, running, and mountain biking trails.
Explanation:
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Answer:

option c
Explanation:
given data:
Diameter of a star = 1,400,000 km
star distance from sun 
we know that
Angle is given as


we know that


SO, 


option c
The choices are:
A. Appalachians
B. Rockies
C. Himalayas
D. Colorado Plateau
The correct answer is Colorado Plateau. Colorado Plateau is not among the examples that is formed because of an orogenic landform.