Volcano

A volcano that may erupt in the future is

• dormant

• active

• extinct

• explosive

Tags

NGSS.MS-ESS3-2

A low, wide, flat gently sloping volcano built from low viscosity basaltic lava during a quiet eruption is called _____________________________

• cinder cone volcano

• shield volcano

• composite volcano

• dormant volcano

Layers of thin, runny lava that flow over a wide area before they cool and harden can build up a ____________________________

• neck

• dike

• sill

• lava plateau

A volcano that is erupting or shows signs that it may erupt in the near future is classified as ______________

• active

• dormant

• extinct

Tags

NGSS.MS-ESS3-2

The molten mixture of rock-forming substances, gases, and water deep in the Earth's mantle is called

• silica

• magma

• lava

• geothermal energy

The major ingredient of magma is _______________, and the more that exists the thicker the magma is.

• silica

• dissolved gases

• oxygen

• igneous rock

The greater the viscosity of magma (High Viscosity) the ______________ the magma flows.

• faster

• slower

• hotter

The main harzard from a quiet volcanic eruptions is __________________

• volcanic gases

• lava flows

• geysers

• pyroclastic flows

The slow moving, cooler lava that hardens into rough chunks from a quiet eruption is called _______________

• aa

• pahoehoe

• lava flow

A thin and quick, ropy looking, smooth surface low viscosity lava is called ____________________________

• aa

• pahoehoe

• lava plateau

• dike

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2