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| Which type of rock forms from melted rock deep within the Earth? | |
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| Where are most volcanoes in the world located? | |
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| The Earth's thin, outer shell is broken up into big pieces called tectonic plates. What happens along plate boundaries? | |
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| Rocks have stories to tell. They can tell us: | |
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| Almost all rocks are made of: | |
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| Fossils are the remains of ancient plants and animals. Fossils are found in which type of rock? | |
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| The heat that moves the plates comes from: | |
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| How old is our planet Earth? | |
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| What is the Pacific Ring of Fire? | |
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