Earth Science Quiz

The mantle is the thickest layer of the Earth. (True/False)

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The crust is composed primarily of silicate minerals. (True/False)

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All minerals are rocks, but not all rocks are minerals. (True/False)

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Sedimentary rocks are formed from the accumulation and compression of sediments. (True/False)

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The inner core of the Earth is in a liquid state. (True/False)

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What type of rock is formed through the alteration of pre-existing rocks by heat, pressure, or chemical processes?

• Igneous rock

• Sedimentary rock

• Metamorphic rock

• Mineral rock

Which type of rock is formed from the cooling and solidification of molten magma?

• Sedimentary rock

• Igneous rock

• Metamorphic rock

• Volcanic rock

What is the most abundant mineral group in the Earth's crust?

• Silicates

• Carbonates

• Oxides

• Sulfides

Which layer of the Earth is the thinnest but contains the majority of Earth's mass?

• Crust

• Mantle

• Outer core

• Inner core

Which layer of the Earth is primarily composed of solid iron and nickel?

• Crust

• Mantle

• Outer core

• Inner core