Volcanoes

A volcano is a place where material from the inside of the Earth is escaping to the surface.

• true

• false

Tags

NGSS.MS-ESS2-2

A volcano has several basic parts. Under the volcano is a pocket of molten rock known as the _____.

• crater

• vent

• magma chamber

• mantle

Magma travels through a crack known as a ______ from the magma chamber to the surface of the Earth.

• vent

• lava

• crater

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Magma exits the volcano at the ________, becoming lava.

• crater

• vent

• magma chamber

• crust

_____ volcanoes are the most common volcano type and are usually fairly small with steep sides and a bowl-shaped crater.

• Cinder cone

• Shield

• Composite

A ________ volcano is formed almost entirely from great amounts of liquid lava.

• cinder cone

• composite

• shield

Some signs that a volcano is going to erupt soon include _________.

• earthquakes

• gas emissions

• change in magnetic field

• the swelling of the volcano

• all of these

Tags

NGSS.MS-ESS3-2

Volcanoes usually occur along the ________ lines that separate the tectonic plates that make up the Earth's crust.

• lunch

• fence

• fault

• shore

Tags

NGSS.MS-ESS3-2

The crust of the Earth is not one solid piece. It is broken into about 15 pieces called ______.

• lava

• tectonic plates

• magma

• the mantle

Tags

NGSS.MS-ESS2-3

A ________ is a location in the mantle at which the temperature is abnormally high. In these places, magma forces its way up to the surface, forming a volcano.

• fault line

• magma chamber

• hot spot

• crust

• subduction zone

Tags

NGSS.MS-ESS2-2