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Contents of Work

Why study Earth?

• 1.1 What is geology?
• 1.2 Why study geology?
• 1.3 How do we know how to study Earth?
• 1.4 What does the principle of uniformitarianism mean?
• 1.5 What is the theory of plate tectonics?
• 1.6 How does the concept of work apply to Earth?