ES: Volcanoes

A broad volcano with gently sloping sides is a ________________

• Shield

• Cinder Cone

• Fire Fountain

• Composite

A small volcano with steep sides.

• cinder cone

• composite

• strata

• shield

A steep-sided volcano formed from layers of lava and ash.

• Strata or composite

• shield

• cinder cone

• fire fountain

Lava that is very thin and runny probably

• has low silica content

• is high in silica

Pyroclastic material forms when

• magma explodes into the air and travels down the mountain very fast

• lava flows calmly from a crack in the Earth´s crust

• magma remains underground too long

• lava flows underwater

A combination of explosive and quiet eruptions will create a

• composite volcano

• shield volcano

• cinder cone volcano

Where are volcanoes most likely to form?

• along plate boundaries

• near the center of continents

• near water

• on the moon

One major belt of volcanoes that surrounds the Pacific Ocean

• Ring of Fire

• Ring of Asia

• Ring o' earthquakes

• Ring a ding ding

A bowl shaped area that may form at the top of a volcano around the central vent

• crater

• vent

• tube

• leftovers

An area where material from deep within Earth's mantle rises through the crust and melts to form magma.

• hot spot

• rift zone

• hot soup

• hot mamma