100+ Earth Trivia Questions and Answers

The big blue ball floating across the solar system— Earth. We call this planet home, but how much of our home do we know about? Test your knowledge about our planet with this Earth trivia collection.

Earth Trivia

The vast majority of this space we live in is filled with questions we don’t know the answer to yet. But the things that we do know continue to fascinate us. Check out this list of earth trivia and answers that could bring your wonder about our awesome planet back once more. Try taking the quiz and see how many answers you get right!

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Earth Trivia Questions and Answers

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QuestionsAnswers
What is the only sea on Earth with no coastline?▶ Sargasso Sea
In what month is the Earth closest to the sun?▶ January
What is the world’s largest ocean?▶ The Pacific Ocean
What’s the top layer of the earth’s surface called?▶ Crust
How much of the earth’s surface is water mass?▶ 71%
What’s the biggest reef system in the world?▶ Great Barrier Reef
What month does Earth Day happen?▶ April
What united nations arm is in charge of environmental protection?▶ The United Nations Environment Programme (UNEP)
How hot is the earth’s core?▶ More than 9,300 F
What sub-sector of earth science studies earthquakes?▶ Seismology
What’s the average distance between the earth and the sun?▶ 150.99 million km
What is the second most abundant element in the earth’s atmosphere?▶ Oxygen
What is the name of the phenomenon when the magnetosphere in the Northern Hemisphere is disturbed by the solar wind resulting in a natural light display?▶ Aurora Borealis (Northern Lights)
Stratus, Cirrus and Cumulus are types of what?▶ Clouds
What common expression is used to refer to the horseshoe shaped zone found along the Pacific rim where approximately 90% of the world’s earthquakes occur?▶ Ring of Fire
What is the most abundant element in the earth’s atmosphere?▶ Nitrogen
Which is the most abundant metal in the earth’s crust?▶ Aluminum
How many continents are there on Earth?7
What is the Earth’s equatorial circumference?40,075 kilometers (24,901 miles)
What is the world’s most populous country?China
What is the largest desert on Earth?Antarctic Desert
What is the name of the famous amphitheater in Rome?The Colosseum
What is the world’s longest mountain range?The Andes
What is the name of Earth’s solid inner core?Inner Core
What is the name of the sea that lies between Israel and Jordan?The Dead Sea
Which animal has the longest migration?Arctic Tern
What is the outer layer of the Earth called?Crust
What is the world’s largest oil-producing country?United States (as of 2021)
Which city is home to the famous Christ the Redeemer statue?Rio de Janeiro, Brazil
What is the Earth’s atmosphere primarily composed of?Nitrogen (78%) and Oxygen (21%)
What is the famous prehistoric monument located in England?Stonehenge
What is the world’s largest gold-producing country?China (as of 2021)
In which city is the famous Hagia Sophia located?Istanbul, Turkey
What are Earth’s three main climate zones?Polar, temperate, and tropical
What is the world’s most common bird species?Red-billed Quelea
What causes Earth’s magnetic field?Movements within its molten outer core
What is the world’s most venomous snake?Inland Taipan (Oxyuranus microlepidotus)
What natural wonder is located between the United States and Canada?Niagara Falls
What famous landmark is also known as the “Giant’s Causeway”?Giant’s Causeway, Northern Ireland
What is the name of the supercontinent that existed approximately 335 million years ago?Pangaea
What is the world’s most endangered big cat species?Amur Leopard
What causes the Earth’s seasons?Earth’s axial tilt and orbit around the Sun
What is the name of the famous temple in Athens, Greece?The Parthenon
What is the world’s largest freshwater lake by volume?Lake Baikal
What causes the Earth’s tides?Gravitational forces of the Moon and the Sun
What is the name of the famous ancient city in Jordan?Petra
What is the world’s largest salt flat?Salar de Uyuni, Bolivia
What is the most abundant greenhouse gas in the Earth’s atmosphere?Water vapor
What is the name of the famous church in Vatican City?St. Peter’s Basilica
What is the world’s largest natural harbor?Sydney Harbour, Australia
What is the Earth’s axial tilt?23.5 degrees
What is the largest continent by land area?Asia
What is the world’s largest land mammal?African Elephant
What is the name of the famous palace complex in Spain?Alhambra, Granada
What is the name of the natural satellite that orbits Earth?The Moon
What is the world’s largest fish?Whale Shark
What is the most common type of rock on Earth’s surface?Igneous
What is the name of the massive stone statues on Easter Island?Moai
Which country has the most active volcanoes?Indonesia
What is the Earth’s average surface temperature?14.6°C (58.3°F)
What is the name of the famous pyramid in Egypt?The Great Pyramid of Giza
What is the world’s largest and most diverse biome?Tropical rainforests
What is the name of the current geological epoch?Holocene
What is the world’s largest species of shark?Whale Shark
Which continent is home to the Great Barrier Reef?Australia
In which country can you find the Cliffs of Moher?Ireland
What are the four main layers of Earth’s atmosphere?Troposphere, stratosphere, mesosphere, and thermosphere
What is the world’s smallest country by land area?Vatican City
What is the average depth of Earth’s oceans?About 3,800 meters (12,500 feet)
What is the world’s largest salt flat?Salar de Uyuni, Bolivia
What is the world’s most abundant element in the Earth’s crust?Oxygen
What is the name of the famous mountain in South Africa that overlooks Cape Town?Table Mountain
What is the speed at which Earth rotates at the equator?1,670 km/h (1,038 mph)
What is the world’s largest island?Greenland
In which country can you find the famous Mont-Saint-Michel?France
What is the Earth’s crust mostly made of?Oxygen and silicon
What is the world’s largest waterfall system?Iguazu Falls
What is the most abundant mineral in Earth’s crust?Feldspar
What is the name of the famous ice and snow festival held annually in China?Harbin International Ice and Snow Sculpture Festival
What is the world’s largest known cave?Son Doong Cave, Vietnam
What famous landmark is located in Agra, India?Taj Mahal
What is the name of the supercontinent that existed before Pangaea?Rodinia
What is the world’s largest mangrove forest?Sundarbans, Bangladesh & India
What is the Earth’s average distance from the Sun?93 million miles (150 million km)
What is the smallest continent by land area?Australia
What is the world’s smallest mammal?Bumblebee Bat (Kitti’s hog-nosed bat)
In which country is the famous ancient temple complex of Angkor Wat located?Cambodia
What is the Earth’s average orbital speed?29.78 km/s
What is the world’s largest river by volume?Amazon River
How old is Earth?About 4.54 billion years
What is the world’s largest tree by volume?Giant Sequoia (General Sherman)
Which continent is the least populated?Antarctica
What is the tallest building in the world?Burj Khalifa, Dubai
What is the world’s largest coral reef system?The Great Barrier Reef
What percentage of Earth’s surface is covered by water?About 71%
What is Earth’s highest point above sea level?Mount Everest (8,848 meters)
What is the world’s largest rainforest?Amazon Rainforest
What is the world’s longest wall?Great Wall of China
What is Earth’s lowest point below sea level?Challenger Deep (10,994 meters)
What is the world’s largest religious monument?Angkor Wat, Cambodia
What is the world’s most widely spoken language?English (by total speakers)
What is the longest river on Earth?Nile River (6,650 km)
What is the city that has the highest population density?Manila, Philippines
What is the world’s tallest statue?Statue of Unity, India
What is the largest ocean on Earth?Pacific Ocean
What is the world’s deepest lake?Lake Baikal
What South American landmark is known as the “Lost City of the Incas”?Machu Picchu, Peru

About the Author

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Tim majored in Humanities with a bachelor in English and Theatre at New York State University. He lectured on entertainment business studies for three years at Plymouth College.

Tim has been a trivia host in his current hometown of Pittsburgh for the past two years. He enjoys hanging out with people who love trivia just as much as he does.

His friends call him the Question Master.