Volcanoes

What is a dormant volcano?

• molten rock

• the center of a volcano

• will never erupt again

• a volcano that is sleeping, but could erupt agian

What is magma?

• pieces of the Earth's crust

• molten rock inside of a volcano

• small rock

• plates that meet

Tags

NGSS.MS-ESS2-2

What is lava?

• Molten rocks inside a volcano

• Molten rock outside a volcano

• small rocks

• magma

A dead volcano is called what?

• active
• dormant
• extinct

Which of the following terms are used to describe a volcano that may erupt at any time? 

• Dormant volcano
• Active volcano
• Extinct volcano
• Shield volcano

Magma becomes lava when it reaches a volcano's ______.

• Vent

• Crater

• Chamber

• Mantle

In a volcano, magma collects in a packet called ________.

• Magma flow

• Magma chamber

• Magma pipe

• Hot spot

A ______ is a duct connecting the magma chamber and the outside of the volcano.

• Vent

• Crater

• Lava flow

• Volcanic cone

An opening on the Earth's crust through which hot molten rock flows out from deep inside the Earth.

• Volcano

• Fault line

• Fold

• Crater

Rank the volcanic stages from LEAST likely to MOST likely to erupt.

• active, dormant, extinct

• extinct, dormant, active

• dormant, extinct, active

• dormant, active, extinct