Where Is The Longest Mountain Range On Earth?

Which is the longest mountain range on Earth?

The mid-ocean ridge is the longest mountain range on Earth. Spanning 40,389 miles around the globe, it’s truly a global landmark. About 90 percent of the mid-ocean ridge system is under the ocean. This system of mountains and valleys criss-crosses the globe, resembling the stitches in a baseball.

Where is the longest mountain range on Earth quizlet?

Terms in this set (14)

  • The Andes Mountain Range. This mountain range resides in South America, and it’s the longest mountain range above ground.
  • The Atlas Mountain Range.
  • The Scandinavian Mountains.
  • The Himalayas.
  • The Transantarctic Mountains.
  • The Great Dividing Range.
  • The Nile River.
  • The Amazon River.

Is the longest mountain range in the world underwater?

The longest submarine mountain range is the Mid-Ocean Ridge, extending 65,000 km (40,000 miles) from the Arctic Ocean to the Atlantic Ocean, around Africa, Asia and Australia, and under the Pacific Ocean to the west coast of North America. It has a greatest height of 4,200 m (13,800 ft) above the base ocean depth.

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What’s the longest mountain range in the United States?

The Rocky Mountains form the longest mountain range in North America and the second longest range in the world. They stretch 3,000 miles north-to-south from New Mexico, across the United States to Montana, and well into Canada.

Which country has most mountains in the world?

The following countries are the most mountainous in the world based on their average elevation above sea level.

  • Bhutan.
  • Nepal.
  • Tajikistan.
  • Kyrgyzstan.
  • Antarctica.
  • Lesotho.
  • Andorra.
  • Afghanistan.

What are the 4 major mountain ranges in the world?

List of Major Mountain Ranges of the World

  • The Alps Mountain Range.
  • The Atlas Mountains Range.
  • The Andes Mountain Range.
  • The Rockies Mountain Range.

What is the world’s longest mountain system called quizlet?

Terms in this set (18)

  • The Alps. the largest mountain system in Europe.
  • Andes Mountains. the longest mountain chain in the world.
  • Himalaya Range. the highest mountain system in the world.
  • The Rockies.
  • The Appalachian Mountains.
  • Rwenzori(Ruwenzori) Mountains.
  • Pyrenees.
  • Alborz(Elburz) Mountains.

What mountain range in California is known for deep canyons and unusual vegetation?

The Sierra Nevada mountain range is approximately 400 miles long and 50 miles wide.

What is the highest peak in the United States south of Alaska?

Denali in Alaska is the highest mountain peak of the United States and North America. Denali is the third most topographically prominent and third most topographically isolated summit on Earth after Mount Everest and Aconcagua.

What are the youngest mountains on Earth?

The youngest mountains, also the highest in the world, are within the Himalayas massif in Asia. Old mountains, in contrast, have rounded peaks and slopes made gentler by hundreds of millions of years of erosion. For example, the Caledonides in Norway are more than 300 million years old.

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Do underwater mountains exist?

Underwater mountains are known as seamounts and are extinct volcanoes rising hundreds to thousands of meters above the seafloor. While active, these volcanoes create large piles of lava that make up underwater mountains.

What is a chain of undersea mountains called?

Undersea mountain ranges are mountain ranges that are mostly or entirely underwater, and specifically under the surface of an ocean. If originated from current tectonic forces, they are often referred to as a mid- ocean ridge. In contrast, if formed by past above-water volcanism, they are known as a seamount chain.

Where are the 10 highest mountains in the US?

7 Scenic U.S. Summits

  • Mount McKinley (Denali), Alaska. At 20,320 feet, Mount McKinley (Denali) is the tallest mountain in the North America.
  • Mount Whitney, California.
  • Mount Rainier, Washington.
  • Mount Washington, New Hampshire.
  • Haleakala, Hawaii.
  • Pikes Peak, Colorado.
  • Stony Man, Virginia.

What are the 10 largest mountain ranges in the world?

Great Mountain Ranges

Name Continent Highest peak
Himalayas Asia Mount Everest (Sagarmatha, Chomolungma)
Karakoram Asia K2
Hindu Kush Asia Tirich Mir
Pamir Asia Ismoil Somoni Peak (Stalin Peak, Communism Peak)

What is the oldest mountain range in North America?

The Appalachian Mountains, often called the Appalachians, are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period.

Appalachian Mountains
Elevation 6,684 ft (2,037 m)
Dimensions
Length 1,500 mi (2,400 km)
Geography

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