Volcano Geology

A weak spot in the Earth’s crust where molten material comes to the surface.

• volcano

• mountain

• hill

• valley

Tags

NGSS.MS-ESS3-2

Volcanoes can be found...

• on land

• under water

• on islands

• all of the above

Approximately 70% of the world's composite volcanoes are located around the Pacific Ocean in a region called the ____________. 

• Ring of Fire

• Volcano Ring

• Nucleus of Volcanoes

• Center of Fire

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

The following are location or place where volcanoes can occur except ____________________________.

• Along divergent plate boundaries such as oceanic ridges / spreading centers.

• In areas of transform boundary where two plates slides horizontally.

• Along converging plate boundaries where subduction occurs.

• In areas called “hotspots” that are usually located in the interior of plates away from plate margins.

Tags

NGSS.MS-ESS2-2

Which of the following causes an intraplate volcanism?

• Convergent boundary

• Divergent boundary

• Hot spot

• all of the choices

An  example of islands that formed over a hotspot are the

• Aleutian Islands

• Hawaiian Islands

Tags

NGSS.MS-ESS2-2

Which of the following best describe an active volcano?

• An active volcano has a record of eruption within the last 600 years or has erupted 10,000 years ago based on analyses of its materials

• An active volcano has no record of eruption but has the potential to erupt.

• An active volcano has erupted 20,000 years ago and has evidences of volcanic activities

Tags

NGSS.MS-ESS3-2

A "dead" volcano is called what?

• active

• dormant

• extinct

A "sleeping" volcano is called what?

• active

• dormant

• extinct

Volcanoes which have stopped erupting have no record of eruption in history and are no longer geologically active.

• active

• dormant

• extinct

Tags

NGSS.MS-ESS1-4