Volcanoes

What is / are sign(s) that a volcano may erupt soon?

• Earthquake activity in the area
• Changes in the shape of the volcano
• Different amounts of gas being produced
• All of these are signs

Tags

NGSS.MS-ESS3-2

Where are most volcanoes found?

• Southern Hemisphere
• Ring of Fire
• Mid-Atlantic Ridge
• Hot Spots

Volcanoes that are NOT found at plate boundaries occur in the middle of plates in areas called ___________. 

• hot spots
• mid-ocean ridges
• fissure volcanoes
• shield volcanoes

When an explosive eruption  forms a mixture of hot rock, ash, and gas, this material is called a...?

• Land slide
• Lava
• Eruption trail
• Pyroclastic flow

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

This is the name for the chain of volcanos around the edge of the Pacific Plate.

• Circle of Fire
• Ring of Lava
• Ring of Fire
• Circle of Magma

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

How many volcanoes erupt each year, on average?

• 20

• 5

• 100

• 60

The Hawaiian Islands are an example of

• Convergent boundary

• Divergent boundary

• Transform Boundary

• Hot Spot

What types of things would you expect from an erupting volcano?

• Ash

• Lava

• Gases

• Magma

Pyroclastic flows can get up to speeds of 100km/hr and temperatures of 1,000 celcius

• True

• False

Vocanoes are found...

• on land
• under water
• on islands
• all of the above

Tags

NGSS.MS-ESS3-2