Volcanism Lesson

The semi-molten rock underneath a volcano is called ____________

• geyser

• lahar

• lava

• magma

Active volcanoes are most likely to be found ___________

• in convergent boundaries

• in the Pacific Ring of Fire

• where tectonic plates pull apart

• in transformed boundaries

Tags

NGSS.MS-ESS3-2

When magma is thick with more dissolved gas, we can expect the volcanic eruption to be a/an _______

• oozing ash and lava

• lava frothing over the crater

• spewing water like a geyser

• violent ejection of ash and lava

When magma is thick with more dissolved gas, we can expect the volcanic eruption to be a/an _______

• oozing ash and lava

• lava frothing over the crater

• spewing water like a geyser

• violent ejection of ash and lava

Which of the following formations would most likely result from a single violent volcanic eruption?

• caldera

• shield volcano

• stratovolcano

• cinder cone

Which is true about volcanoes in the Philippines?

• they are always big.

• they erupt violently.

• they all have perfect cones.

• they are parts of the Pacific Ring of Fire

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

What is a volcano?

• The movement of the Earth's crust by the movement of plate boundaries

• A mountain created by the folding of the Earth's crust

• A cone-shaped mountain or hill formed by eruptions of lava and ash

• A landform that extends above the surrounding terrain

Magma's resistance to flow, or how thick it is, is called _________

• volcanism

• viscosity

• pyroclastic flow

• convection

Tags

NGSS.MS-PS1-4

The "Ring of Fire" is a volcanic island arc extending from the southwestern Pacific through Indonesia. The island arc formed as a result of ________ collision.

• oceanic plate-continental plate

• oceanic plate-oceanic plate

• continental-plate-continental plate

• terrane-craton

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The Himalayas formed as a result of the ongoing collision of the Indian and Eurasian plates. This is an example of ________ collision.

• oceanic plate-continental plate

• oceanic plate-oceanic plate

• continental-plate-continental plate

• terrane-craton

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1