MS-ESS3-2: Natural Hazards: Forecasting and Mitigation

Front

Plate Tectonics Noun

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[playt tek-ton-iks]

Back

Plate Tectonics

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The scientific theory that Earth's outer layer is made up of large, moving pieces called plates that are constantly in motion.

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Example: Arrows show Earth's plates moving, explaining plate tectonics.

Front

Continents Noun

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[kon-tuh-nents]

Back

Continents

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The world's main continuous expanses of land, which are part of the Earth's crust and move due to plate tectonics.

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Example: The image shows a world map with each continent labeled, helping students identify and learn about the continents as large landmasses on Earth.

Front

Fossils Noun

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[fos-uhls]

Back

Fossils

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The preserved remains, impressions, or traces of ancient organisms from a past geologic age, often found embedded in rock.

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Example: The image shows how a dinosaur becomes a fossil over time, illustrating the fossilization process.

Front

Volcano Noun

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[vol-kay-no]

Back

Volcano

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A mountain or hill with a vent where lava, rock fragments, and gas are erupted from the Earth's crust.

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Example: This diagram shows a volcano with magma rising through a conduit, erupting as lava and ash.

Front

Earthquake Noun

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[urth-kweyk]

Back

Earthquake

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A sudden and violent shaking of the ground resulting from movements within the earth's crust or volcanic action.

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Example: A seismograph records the shaking of the ground during an earthquake.

Front

Lava Noun

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[lah-vuh]

Back

Lava

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Hot molten or semi-fluid rock that is erupted from a volcano or fissure and flows onto the Earth's surface.

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Example: Lava flows from a volcano, showing how molten rock reaches the Earth's surface.

Front

Geologic Adjective

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[jee-uh-loj-ik]

Back

Geologic

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Relating to the study of the Earth's physical structure, its substance, its history, and the processes which act on it.

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Example: This diagram shows Earth's layers, explaining its structure: crust, mantle, outer core, and inner core.

Front

Cinders Noun

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[sin-ders]

Back

Cinders

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Small, glassy, and porous fragments of solidified lava that are ejected from a volcano during an explosive eruption.

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Example: This image shows cinders, which are small, porous volcanic rocks formed from lava.