Earth as a planet

OpenStax

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The global perspective

1 Learning objectives

2 Earth’s interior

3 Magnetic field and magnetosphere

4 Key concepts and summary

Earth’s crust

1 Learning objectives

2 Composition of the crust

3 Plate tectonics

4 Rift and subduction zones

5 Fault zones and mountain building

7 Key concepts and summary

Earth’s atmosphere

Life, chemical evolution, and climate change

Cosmic influences on the evolution of earth

1 Learning objectives

2 Where are the craters on earth?

3 Recent impacts

4 Mass extinction

5 Impacts and the evolution of life

6 Impacts in our future?

7 Key concepts and summary

8 For further exploration

18 Collaborative group activities

19 Thought questions

20 Figuring for yourself

Source: OpenStax, Astronomy. OpenStax CNX. Apr 12, 2017 Download for free at http://cnx.org/content/col11992/1.13

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