Earth Facts 101

Last updated over 2 years ago
9 questions
4

The age of the Earth is about _______ the age of the universe.

4

How many years ago was the Earth born?

4

Earth was created from ______

4

What disc was created at the center of our planet?

4

How many years did it take to build the planet?

4

Match the percentages

Draggable itemCorresponding Item
Water
71%
Land
29%
4

The mantle is about _____________ km thick

2

The inner core and outer core of our planet is bigger than our moon.

4

What protects Earth from solar radiation?