Volcano Test

When two oceanic plates collide what is produced in that area? 

• Cinder Cone Volcano
• Island Arc
• Ring of Fire
• Hot Spot

Which came first out of  the vent, in the eruption of a volcano?  

• silica
• magma
• lava
• ash

 A volcano is ___________________

• a geyser
• a hot spot
• a hole in the Earth's crust connect to the mantle
• an earthquake

Where are most volcanoes found?

• California
• Pacific Plate
• North American Plate
• Alaska

A hot spot is . . . . 

• a place where volcanoes form.
• a place where magma rises to the surface
• where people like to vacation.
• a place where volcanoes "chill out".

A volcano that has layers of lava, then layers of ash, repeated is a . . . . 

• shield volcano
• lava plateau
• cinder cone volcano
• composite volcano

Which comes last, magma or lava?

• They both come at the same time.
• Only lava comes last.
• Magma comes last.
• They come when they are ready.

An explosive eruption from a volcano, may produce a 

• Volcanic bomb
• cinders
• Pyroclastic flow
• All answers are true

When magma hardens in between layers of rock, it is known as a ____________________

• volcanic neck
• volcanic dike
• volcanic sill
• batholith

In a volcanic area, underground water and steam can form a geyser, which is ________________.

• hot springs
• volcanoes vent
• volcanoes pipe
• magma chamber