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Earth Facts 101
By Paul Fischer
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Last updated almost 3 years ago
9 questions
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Question 1
1.
The age of the Earth is about _______ the age of the universe.
Question 2
2.
How many years ago was the Earth born?
Question 3
3.
Question 4
4.
What disc was created at the center of our planet?
Question 5
5.
Question 6
6.
Draggable item
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Corresponding Item
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Question 7
7.
The mantle is about _____________ km thick
Question 8
8.
Question 9
9.
What protects Earth from solar radiation?
Earth was created from ______
glass
boron
water
dead stars
How many years did it take to build the planet?
10-20 million
30-40 million
40-50 million
20-30 million
Match the percentages
Land
71%
Water
29%
The inner core and outer core of our planet is bigger than our moon.
True
False