CKLA knowlegde 7 Part 2

Is the Earth's surface covered by continents and oceans?

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Is the equator an imaginary line that runs from the North Pole to the South Pole?

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Is the Earth shaped like a sphere or a ball?

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Do we know about the history of the Earth because of the work of many scientists who study rocks and fossils?

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Do heat, pressure, and time cause many changes inside the Earth?

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Does the Earth only have two layers, the crust and the core?

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Do we live on the core of the Earth?

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Is a volcano caused by an eruption of magma making its way to the surface of the Earth?

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Is a geyser an eruption of lava?

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Is salt an important mineral used by people?

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