REVIEW: Volcanoes

What is a volcano?

• A volcano is a mountain or hill that forms when molten rock, called magma, pushes up from deep inside the Earth and erupts onto the surface.

• A volcano is a large body of water surrounded by land.

• A volcano is a type of cloud that forms in the sky during storms.

• A volcano is a plant that grows only in deserts.

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What is magma?

• Magma is molten rock that pushes up from deep inside the Earth.

• Magma is a type of cloud found in the sky.

• Magma is a kind of plant that grows underwater.

• Magma is a gas released by volcanoes.

When magma reaches the surface, what is it called?

• Lava

• Basalt

• Granite

• Obsidian

What can volcanoes release during eruptions?

• Ash

• Gases

• Rock fragments

• Water

Where do volcanoes usually form?

• Tectonic plate boundaries

• Deserts

• Oceans only

• Forests

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What is the Ring of Fire?

• The Ring of Fire is the Pacific Ocean subduction zone where the vast majority of volcanoes are located.

• The Ring of Fire is a famous mountain range in Europe.

• The Ring of Fire is a belt of deserts in Africa.

• The Ring of Fire is a chain of islands in the Atlantic Ocean.

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Volcanoes can also appear in the middle of plates at ________, such as the Hawaiian Islands.

• hot spots

• fault lines

• subduction zones

• rift valleys

What is being released from the volcano?

• Ash, gases, and rock fragments

• Water and sand

• Leaves and branches

• Ice and snow

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NGSS.MS-ESS2-2

Refer to the map labeled 'Ring of Fire'. Which of the following is NOT located within the Ring of Fire?

• Mt. St. Helens

• Aleutian trench

• South Sandwich trench

• Philippine trench

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Fill in the blank: Volcanoes are important because they ________.

• build new land, release gases that helped form Earth’s atmosphere, and create fertile soils that support life

• only destroy everything in their path and have no positive effects

• are always dormant and never erupt

• only exist underwater and have no impact on land

Tags

NGSS.MS-ESS2-2

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