Week III Volcanism

When magma comes out it is called ____?____

• lava

• basalt

• granite

• shale

Tags

NGSS.MS-ESS2-1

What kind of eruption is characterized by lava outpourings on the ground

• granitic

• basaltic

• eruptive

• effusive

True or False

Explosive eruption happens either because there is not enough gas (volatiles) in the magma to break it apart upon escaping, or the magma is too viscous (sticky) to allow the volatiles

to escape quickly.

• True

• False

True or False

Molten rock is called “lava” when it is

underneath the ground. It is called “magma” once it has

erupted onto the surface.

• True

• False

True or False

Explosive eruption can cause alterations in the climate of the affected area.

• True

• False

Tags

NGSS.MS-ESS3-2

True or False

The volume of gas and the viscosity does not affect the type of eruption.

• True

• False

True or False

Small amounts of gas and (or) low viscosity (runny) magma will form an effusive eruption

• True

• False

True or False

Mt. Mayon is a stratovolcano.

• True

• Volcano

Tags

NGSS.MS-ESS3-2

True or False

A medical mask works the best during a volcanic ash fall.

• True

• False

Cinder cones are the most common type of volcanoes along the Pacific RIng of Fire

• False

• True