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1 | | Why is the Earth not perfectly round? |
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2 | | What are some of the more common elements composing the Earth? |
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3 | | What causes the interior of the Earth to be hot? How hot is it? |
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4 | | What is convection? What are some other examples of convection besides hot soup? |
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5 | | What is the relation between rising and sinking material in the Earth’s interior and subduction and rifting? |
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6 | | What is precession? What are some of its possible consequences? |
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7 | | What is the Mid-Atlantic Ridge? |
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8 | | On what plate of the crust are you located? Which way is it taking you? |
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9 | | What is happening where your plate is smashing into another? |
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10 | | How do we know the Earth has a liquid core? |
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11 | | Why is the inner core solid even though it is hotter than the outer liquid core? |
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12 | | What factors are thought to be responsible for the Earth’s magnetic field? |
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13 | | How is the aurora related to the Earth’s magnetic field? |
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14 | | If the Earth rotated more slowly, would you expect it to have as strong a magnetic field? |
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