Types of Volcanoes

What's the difference between magma and lava?

• The amount of gas in it.

• Where it is found (above or below the surface).

• Lava is only found in some volcanoes.

• Magma is hotter

A composite volcano (strotovolcano) is made from

• only ash.

• only lava.

• lava and ash.

• rocks.

A shield volcano is made from layers of...

• cooled lava

• lava and ash

• ash

• layers

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NGSS.MS-ESS2-1

A shield volcano has...

• explosive eruptions

• effusive eruptions

• implosive eruptions

• extra credit eruptions

The 1980 eruption of Mt. St. Helens is an example of an (a)   eruption.

Tags

NGSS.MS-ESS2-2

Explosive eruptions largely create ________

• flowing lava.

• earthquakes.

• ash (tephra and cinders)

• forest fires

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NGSS.MS-ESS3-2

Volcanic eruptions can be cause by a _______ magmastatic pressure

• cooling

• decrease in

• warming

• increase in

Composite volcanoes (stratovolcanoes) have

• explosive eruptions

• effusive eruptions

• both explosive and effusive eruptions

• implosive eruptions

A cinder cone volcano is made mostly from

• cooled lava

• ash (tephra and cinders)

• sedimentary rock

• the tears of my enemies

Tags

NGSS.MS-ESS2-2

cinder cone volcanoes have _________ eruptions

• mostly explosive

• mostly effusive

• both explosive and effusive

• eruptive