Magma and Volcanic Eruptions

Large lava fragments that are like baseball in size.

• Volcanic ash

• Cinders

• Bombs

• A'a

In what year did Mount Pinatubo in Zambales erupted violently, causing the death of many people.

• June 1991

• June 1919

• July 1991

• July 1919

It forms when rain falls and dilutes the pyroclastic lava.

• Pyroclastic flow

• Lahar

• Lava

• Bombs

Tags

NGSS.MS-ESS2-4

The opening that magma and gases flow through at the earth's surface.

• magma chamber

• pipe

• vent

• lava flow

Smallest rock fragment the size of dust, explodes from a volcano during an explosive eruption. Creates a cement mixture in your lungs, cause roofs to collapse, & damage car and plane engines

• volcanic ash

• volcanic cinders

• volcanic bombs

• pyroclastic flow

An underground pool of magma.

• magma chamber

• pipe

• vent

• lava flow

A long tube that connects the magma chamber to the earth's surface.

• magma chamber

• pipe

• vent

• lava flow

A bowl shaped area that forms around the vent.

• vent

• landslides, mudslides, avalanches

• pressure

• crater

Tags

NGSS.MS-ESS2-2

Dissolved gases in the magma expand creating bubbles that force the magma through the pipes until it explodes out of the vent.

• vent

• landslides, mudslides, avalanches

• pressure

• crater

Tags

NGSS.MS-ESS2-2

Low silica, low sticky, low viscosity, and magma flows slowly for many kilometers.

• pyroclastic flow

• quiet eruption

• explosive eruption

• crater