What is the longest cave system in the world?
Mammoth Cave National Park in Kentucky is the world’s longest cave system, with over 400 miles of surveyed passageways.
Which national park is famous for its hoodoos?
Bryce Canyon National Park is known for its unique geological structures called hoodoos, which are tall, thin spires of rock.
Where is Denali, the highest peak in North America?
Denali, located in Alaska, stands at 20,310 feet and is the tallest mountain in North America.
Who invented the telephone?
Alexander Graham Bell is credited with inventing the telephone, revolutionizing global communication.
What is the largest national park in the U.S.?
Wrangell-St. Elias National Park, located in Alaska, is the largest national park in the U.S., covering over 13 million acres.
Which national park is famous for its Saguaro cacti?
Saguaro National Park, located in Arizona, is known for its large population of Saguaro cacti, the tallest cacti in the U.S.
What is the deepest lake in the U.S.?
Crater Lake is the deepest lake in the U.S., with a depth of 1,943 feet. It was formed in a collapsed volcano.
Which is the oldest national park in the United States?
Yellowstone National Park, established in 1872, is widely regarded as the world’s first national park, known for its geothermal features like Old Faithful geyser.
In which national park can you find the Half Dome rock formation?
Yosemite National Park is famous for its giant sequoias, waterfalls, and notable rock formations like Half Dome and El Capitan.
Who developed the periodic table of elements?
Dmitri Mendeleev is credited with creating the first version of the periodic table, organizing elements by their atomic weight.
Which national park contains the Delicate Arch?
Arches National Park, located in Utah, is home to over 2,000 natural stone arches, including the famous Delicate Arch.
Which U.S. national park is home to the Grand Prismatic Spring?
The Grand Prismatic Spring in Yellowstone is the largest hot spring in the U.S. and is famous for its vibrant rainbow colors.
Who discovered penicillin?
Alexander Fleming discovered penicillin, which became the world’s first antibiotic and has saved millions of lives since its development
Who is known as the father of modern physics?
Albert Einstein is often called the father of modern physics due to his contributions like the theory of relativity, which revolutionized our understanding of time and space.
Who is credited with developing the theory of evolution by natural selection?
Charles Darwin proposed the theory of evolution by natural selection in 1859, explaining how species change over time through survival of the fittest.
Who is considered the father of modern chemistry?
Antoine Lavoisier is known as the father of modern chemistry for his work in establishing the law of conservation of mass and helping develop chemical nomenclature.
Who discovered the electron?
J.J. Thomson discovered the electron in 1897, leading to a deeper understanding of atomic structure.
Which American scientist invented the light bulb?
Thomas Edison is credited with inventing the first practical and long-lasting light bulb, along with other significant inventions.
What major scientific breakthrough did James Watson and Francis Crick achieve?
Watson and Crick are famous for identifying the double-helix structure of DNA in 1953, which revolutionized the study of biology and genetics.
Who developed the first polio vaccine?
Jonas Salk developed the first effective polio vaccine in 1955, which significantly reduced cases of polio worldwide.