Volcanoes Check for Understanding

What is the difference between magma and lava?

• magma is underground, lava is on the surface

• magma is on the surface, lava is underground

• magma is always thicker than lava

• lava is always thicker than magma

Shield Volcano is best described as

• broad base with gentle sloping sides

• steep slopes with explosive eruptions

• collapsed magma chamber creating a large crater

• simple volcano of built of blobs of lava and ash

Stratavolcano is best described as

• broad base with gentle sloping sides

• steep slopes with explosive eruptions

• collapsed magma chamber creating a large crater

• simple volcano of built of blobs of lava and ash

Caldera volcanoe is best described as

• broad base with gentle sloping sides

• steep slopes with explosive eruptions

• collapsed magma chamber creating a large crater

• simple volcano of built of blobs of lava and ash

Cinder Cone volcanoe is best described as

• broad base with gentle sloping sides

• steep slopes with explosive eruptions

• collapsed magma chamber creating a large crater

• simple volcano of built of blobs of lava and ash

What is pyroclastic flow?

• red hot lava flowing slowly down the side of a volcano

• magma chambers collapsing to form a caldera

• clouds of hot gas, ash, and rock ejected from a volcano

• gneous rocks formed by a volcanic explosion

Tags

NGSS.MS-ESS3-2

Hawaii is formed at...

• Hot Spot

• Divergent Boundary

The largest volcanic eruptions...

• are occuring today

• happen at regular intervals in Earth's history

• happened thousands of years ago

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS3-2

Active volcanoes are defined by:

• recent history of eruptions; they are likely to erupt again

• not erupted in recorded history but might erupt

• have no potential to erupt in the future

Dormant volcanoes are defined by:

• recent history of eruptions; they are likely to erupt again

• not erupted in recorded history but might erupt

• have no potential to erupt in the future

Tags

NGSS.MS-ESS3-2