1.1

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  • Created by: Georgia
  • Created on: 10-05-14 08:03
Earth's atmosphere compostition
Mainly nitrogen and oxygen.
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Evidence for Earth being spherical
Satellites orbit the Earth, planes fly in arcs, images from space.
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How is Earth distinguished from other planets?
Liquid water (covering 70% of surface, life in diverse forms and an atmosphere of nitrogen and oxygen.
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What's the ecliptic?
The plane on which Earth orbits the Sun.
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Diameter of Earth?
13,000km
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Benefits of Earth's atmosphere?
It absorbs harmful ultraviolet radiation that can cause skin cancer, provides us with oxygen, protects us from PHOs
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Other cards in this set

Card 2

Front

Evidence for Earth being spherical

Back

Satellites orbit the Earth, planes fly in arcs, images from space.

Card 3

Front

How is Earth distinguished from other planets?

Back

Preview of the front of card 3

Card 4

Front

What's the ecliptic?

Back

Preview of the front of card 4

Card 5

Front

Diameter of Earth?

Back

Preview of the front of card 5
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