volcanoes- barker quizlet

lava

• magma that reaches the Earth's surface

• molten rock beneath the Earth's surface

• melted by heat

• magma, ash, and pieces of rock that are ejected into the atmosphere during an explosive volcanic eruption

• a volcano that erupts with quiet lava flows, extremely hot, low in silica

magma

• magma that reaches the Earth's surface

• molten rock beneath the Earth's surface

• melted by heat

• magma, ash, and pieces of rock that are ejected into the atmosphere during an explosive volcanic eruption

• a volcano that erupts with quiet lava flows, extremely hot, low in silica

molten

• magma that reaches the Earth's surface

• molten rock beneath the Earth's surface

• melted by heat

• magma, ash, and pieces of rock that are ejected into the atmosphere during an explosive volcanic eruption

• a volcano that erupts with quiet lava flows, extremely hot, low in silica

pyroclastic flow

• magma that reaches the Earth's surface

• molten rock beneath the Earth's surface

• melted by heat

• magma, ash, and pieces of rock that are ejected into the atmosphere during an explosive volcanic eruption

• a volcano that erupts with quiet lava flows, extremely hot, low in silica

effusive volcano

• magma that reaches the Earth's surface

• molten rock beneath the Earth's surface

• melted by heat

• magma, ash, and pieces of rock that are ejected into the atmosphere during an explosive volcanic eruption

• a volcano that erupts with quiet lava flows, extremely hot, low in silica

What are the characteristics of effusive volcano?

• violently erupts

• quiet lava flow

• extremely hot

• low silica

• high silica

What are the characteristics of explosive volcano?

• violently erupts

• quiet lava flow

• relatively cool

• low silica

• high silica

silica

• a material found in magma that is formed from the elements oxygen and silicon

• the main opening through which molten rock and gas leave a volcano

• a space below ground filled with magma

• the bowl-shaped opening at the top of a volcano

• huge depression at the top of a volcano created when the magma chamber collapse after an eruption

central vent

• a material found in magma that is formed from the elements oxygen and silicon

• the main opening through which molten rock and gas leave a volcano

• a space below ground filled with magma

• the bowl-shaped opening at the top of a volcano

• huge depression at the top of a volcano created when the magma chamber collapse after an eruption

magma chamber

• a material found in magma that is formed from the elements oxygen and silicon

• the main opening through which molten rock and gas leave a volcano

• a space below ground filled with magma

• the bowl-shaped opening at the top of a volcano

• huge depression at the top of a volcano created when the magma chamber collapse after an eruption