Knowledge Unit 7 Comprehension ELA.1.R.2.2

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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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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Is the earth shaped like a sphere or a ball?

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

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Does the earth have two layers: the crust and the core?

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Do we live in 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 that is used by people?

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