Volcanoes

__________ volcanoes are usually steep sided. They are formed from layers of ash and lava.

• Shield
• Cone
• Dormant
• Extinct

These volcanoes are common along divergent boundaries and hotsposts and are formed from fast-flowing lava which flows easily over the surface, forming larger volcanoes with gentle sides.

• Cone

• Composite

• Angel

• Shield

This plate is involved in all of the Ring of Fire Volcanoes.

• The Nazca Plate
• The North American Plate
• The Pacific Plate
• The Indian Plate

Tags

NGSS.HS-ESS1-5

What is molten rock that has formed deep within the Earth?

• Hot Spot
• Magma
• Lava
• Volcano

What is molten rock that has reached the Earth's surface?

• Aa
• Lava
• Magma
• Pahoehoe

Vocanoes are found...

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

Tags

NGSS.MS-ESS3-2

What is a volcano?

• A mountain that has lava all over it

• A giant hill filled with magma

• A long high sea wave

• A vent in the Earth where magma erupts

The difference between magma and lava is _____

• where it is found (above or below the surface)
• how hot the molten rock is (lava is hotter than magma)
•  the type of boundary where it forms
• the viscosity of the molten rock (lava has a lower viscosity)

Where are most volcanoes found?

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

What is the opening that extends from the magma chamber to the top of the volcano called?

• magma
• lava
• vent 
• crater

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2