Why do some volcanoes explode?

Volcanoes that explode violently have

• a top that is lower and less cone shaped.

• a top that is more cone shaped and pointy.

• a top that is less rough

Rocks that come from exploding volcanoes are

• darker black in color

• lighter/tan in color

• smaller and lighter

Rocks that come from "gentle" volcanoes are

• darker black in color

• lighter/tan in color

• smaller and lighter

The rocks from a shield volcano are called

• Basalt.

• Felsite.

• granite.

Thin and runny lava will make

• a tall pointy volcano.

• a volcano that will erupt more often.

• a less tall and more flat volcano.

Shield volcanoes are made from

• thick lava and pasty lava.

• cooler lava.

• thin and runny lava.

Cone volcanoes are made from

• thick and pasty lava.

• cooler lava.

• thin and runny lava.

Tags

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Volcanoes that don't explode are

• tall and pointy

• flat

• a top that is lower and less cone shaped

• Volcano explodes

• Volcano DOES not explode

Tags

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NGSS.MS-ESS3-2

• Volcano explodes

• Volcano DOES not explode

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2