Parts of the Volcano

Parts of the Volcano

Mrs. Perlita V. Sanchez

Grade 9 - Science

Asynchronous

Volcano

A volcano is a natural opening in the earth's surface where molten rocks, hot gases, smoke, and ash are ejected.

Magma Chamber

Storage of underground magma.

Magma

Molten rock that is still underneath the ground.

Main Vent

the main tube that connects the magma chamber to the surface.

Crater

Circular depression at the top of the volcano.

Secondary Vent

Place where magma reaches the surface without going through the main vent.

Secondary cone

a cone that build up around the secondary vent

Lava

molten rock after it reaches the surface.

Ash, Steam, and Gas

cloud which is pushed out of the volcano.

Multiple Choice

Molten rock after it reaches the surface.

• Magma

• Lava

Multiple Choice

A cone that build up around the secondary vent

• Main Vent

• Secondary Cone

• Crater

• Magma Chamber

Multiple Choice

The part of the volcano which acts as the storage of underground magma is called ________.

• Magma Chamber

• Lava

• Main Vent

• Crater

Multiple Choice

Circular depression at the top of the volcano.

• Main vent

• Secondary cone

• Crater

• Lava

Multiple Choice

The main tube that connects the magma chamber to the surface is called ________.

• Main Vent

• Secondary Vent

• Crater

• Lava

Poll

Did you understand the lesson?

• Yes

• No

Poll

Did you understand the lesson?

• Yes

• No