Sharpen your mind for the first question! What is the largest continent on Earth?

Asia
North America
Africa
Europe

Great job!

Uh-oh. That was incorrect. 😔

RestartRestart the quiz from the beginning

What is the world's largest ocean?

Pacific Ocean
Arctic Ocean
Atlantic Ocean
Indian Ocean

Sensational!

Nope, sorry. 😢

RestartRestart the quiz from the beginning

What is the deepest known part of the Earth's oceans?

Puerto Rico Trench
Mariana Trench
Sunda Trench
Java Trench

You get a gold star for that! 🌟

Nope, sorry. 😢

RestartRestart the quiz from the beginning

What is the world's longest river?

Amazon River
Yangtze River
Mississippi River
Nile River

Absolutely right! 👍

I'm afraid that wasn't it. 😔

RestartRestart the quiz from the beginning

What is the Earth's largest desert?

Arabian Desert
Sahara Desert
Gobi Desert
Antarctica

That's right!

Not quite.

RestartRestart the quiz from the beginning

What is the highest mountain on Earth?

Mount Everest
Mount Kilimanjaro
Vinicunca
K2

Good job!

Not quite.

RestartRestart the quiz from the beginning

What is the Earth's largest active volcano?

Mount St. Helens
Mount Vesuvius
Mauna Loa
Mount Fuji

Impressive! 👍

Having difficulty with this one?

RestartRestart the quiz from the beginning

Which layer of Earth is the thinnest and made up of two types: continental and oceanic?

Core
Atmosphere
Crust
Mantle

Marvelous!

Uh-oh. That was incorrect. 😔

RestartRestart the quiz from the beginning

What is the Earth's core primarily composed of?

Aluminum and copper
Gold and silver
Silicon and oxygen
Iron and nickel

Woohoo! 🥳

Nope, sorry. 😢

RestartRestart the quiz from the beginning

What is the Earth's approximate circumference at the equator?

30,000 miles (48,280 kilometers)
50,000 miles (80,467 kilometers)
24,901 miles (40,075 kilometers)
64,000 miles (102,998 kilometers)

Good job!

Not quite right. 😢

RestartRestart the quiz from the beginning

What percentage of the Earth's surface is covered by water?

Yay!

Not quite.

RestartRestart the quiz from the beginning

What is the process of the Earth's plates shifting and moving called?

Glaciation
Plate tectonics
Erosion
Volcanism

Stunning!

That was incorrect.

RestartRestart the quiz from the beginning

What causes the Earth's seasons?

Eccentricity of Earth's orbit
Rotation speed
Distance from the Sun
Tilt of the Earth's axis

Yay!

Having difficulty with this one?

RestartRestart the quiz from the beginning

In which layer of the Earth's atmosphere do most weather phenomena occur?

Thermosphere
Troposphere
Stratosphere
Mesosphere

Outstanding!

Doh! 🤬

RestartRestart the quiz from the beginning

Which gas is the most abundant in Earth's atmosphere by volume?

Carbon dioxide
Oxygen
Nitrogen
Argon

That's great!

That was incorrect.

RestartRestart the quiz from the beginning

Which gas is responsible for the ozone layer in Earth's atmosphere?

Hydrogen (H2)
Ozone (O3)
Carbon dioxide (CO2)
Methane (CH4)

Was that too easy for you?

Not quite right. 😢

RestartRestart the quiz from the beginning

What is the name of Earth's natural satellite?

Jupiter
Moon
Venus
Mars

Perfect! 👊

Hmm, I don't think so. 😔

RestartRestart the quiz from the beginning

What planet is regarded as the Earth's twin in the solar system?

Mars
Jupiter
Mercury
Venus

Woohoo! 🥳

Hmm, I don't think so. 😔

RestartRestart the quiz from the beginning

What is the Earth's average distance from the Sun in miles (approximately)?

93 million miles
120 million miles
50 million miles
75 million miles

Great job!

Nope, sorry. 😢

RestartRestart the quiz from the beginning

In the solar system, Earth is the ___ planet from the Sun.

Eleventh
Tenth
Third
Eighth

You get a gold star for that! 🌟

Hmm, I don't think so. 😔

RestartRestart the quiz from the beginning

What is the approximate value of the acceleration due to gravity on the surface of Earth?

6.62 m/s²
12.5 m/s²
5.0 m/s²
9.81 m/s²

Good work!

Having difficulty with this one?

RestartRestart the quiz from the beginning

In what layer of the Earth's atmosphere do meteors burn up upon entry?

Stratosphere
Exosphere
Thermosphere
Mesosphere

Stunning!

That was incorrect.

RestartRestart the quiz from the beginning

Approximately how old is the Earth according to current scientific estimates?

1 billion years
6.5 billion years
4.5 billion years
2.5 billion years

That's the way!

Uh-oh. That was incorrect. 😔

RestartRestart the quiz from the beginning

The end is approaching! What is the name of the supercontinent that existed around 335 million years ago, before breaking apart into the continents we have today?

Gondwana
Pangaea
Rodinia
Laurasia

You get a gold star for that! 🌟

I'm afraid that wasn't it. 😔

RestartRestart the quiz from the beginning

What gas was NOT present in significant amounts in Earth's early atmosphere but became abundant due to photosynthesizing organisms?

Oxygen
Methane
Carbon dioxide
Nitrogen

Super!

Not quite right. 😢

RestartRestart the quiz from the beginning

Here's the final one: what geologic eon do scientists believe we are currently in?

Proterozoic Eon
Phanerozoic Eon
Archean Eon
Hadean Eon

Nice job!

Not quite.

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Sharpen your mind for the first question! What is the largest continent on Earth?

What is the world's largest ocean?

What is the deepest known part of the Earth's oceans?

What is the world's longest river?

What is the Earth's largest desert?

What is the highest mountain on Earth?

What is the Earth's largest active volcano?

Which layer of Earth is the thinnest and made up of two types: continental and oceanic?

What is the Earth's core primarily composed of?

What is the Earth's approximate circumference at the equator?

What percentage of the Earth's surface is covered by water?

What is the process of the Earth's plates shifting and moving called?

What causes the Earth's seasons?

In which layer of the Earth's atmosphere do most weather phenomena occur?

Which gas is the most abundant in Earth's atmosphere by volume?

Which gas is responsible for the ozone layer in Earth's atmosphere?

What is the name of Earth's natural satellite?

What planet is regarded as the Earth's twin in the solar system?

What is the Earth's average distance from the Sun in miles (approximately)?

In the solar system, Earth is the ___ planet from the Sun.

What is the approximate value of the acceleration due to gravity on the surface of Earth?

In what layer of the Earth's atmosphere do meteors burn up upon entry?

Approximately how old is the Earth according to current scientific estimates?

The end is approaching! What is the name of the supercontinent that existed around 335 million years ago, before breaking apart into the continents we have today?

What gas was NOT present in significant amounts in Earth's early atmosphere but became abundant due to photosynthesizing organisms?

Here's the final one: what geologic eon do scientists believe we are currently in?

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