Restart
Sharpen your mind for the first question! What is the largest continent on Earth?
Great!
Doh! đ¤Ŧ
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Restart
Which layer of Earth is the thinnest and made up of two types: continental and oceanic?
Terrific! đĨŗ
Not quite.
-
Restart
What is the Earth's approximate circumference at the equator?
Perfect! đ
Hmm, I don't think so. đ
-
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What percentage of the Earth's surface is covered by water?
Boom! Nailed it! đ
I'm afraid that wasn't it. đ
-
Restart
What is the process of the Earth's plates shifting and moving called?
Thumbs up! đ
Not quite right. đĸ
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In which layer of the Earth's atmosphere do most weather phenomena occur?
Right on the money!
I'm afraid that wasn't it. đ
-
Restart
Which gas is the most abundant in Earth's atmosphere by volume?
Great!
Uh-oh. That was incorrect. đ
-
Restart
Which gas is responsible for the ozone layer in Earth's atmosphere?
You're doing great!
Doh! đ¤Ŧ
-
Restart
What planet is regarded as the Earth's twin in the solar system?
That's right!
That was incorrect.
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What is the Earth's average distance from the Sun in miles (approximately)?
You're one class act!
Not quite.
-
Restart
What is the approximate value of the acceleration due to gravity on the surface of Earth?
Terrific! đĨŗ
I'm afraid that wasn't it. đ
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Restart
In what layer of the Earth's atmosphere do meteors burn up upon entry?
Absolutely right! đ
Not quite.
-
Restart
Approximately how old is the Earth according to current scientific estimates?
Amazing! đ
Hmm, I don't think so. đ
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Restart
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?
Good work!
Not quite right. đĸ
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Restart
What gas was NOT present in significant amounts in Earth's early atmosphere but became abundant due to photosynthesizing organisms?
Was that too easy for you?
Nope, sorry. đĸ
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Restart
Here's the final one: what geologic eon do scientists believe we are currently in?
Great!
That was incorrect.
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The Ultimate Earth Quiz! đ Can You Conquer This Epic Quiz about Our Beautiful Planet?
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