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Science Questians

Science Questians for test

Which type of volcanic eruptions associated with pyroclastic materials being released? Why? Explosive Eruption
What is the difference between lava and magma? Lava is above ground and magma is underground
What process causes hot, solid rock to come up through the mantle over hot spots? Convection
What flows onto Earth's surface during a non-explosive volcanic eruption? Lava
Which type of volcano is least likely to have a pyroclastic flow? Why? Shield volcanoes
What type of volcano is composed mostly of pyroclastic material? Cinder cones
Volcanic islands can sometimes form over hot spots. What land feature should be under a hot spot? Mantle Plume
What type of volcano has the steepest sides? Why? Cinder Cones
If a volcano's eruption alternates between quiet and violet eruptions, which type of volcano is it? Composite volcanoes
When there are long cracks in earth's surface and magma can sometimes erupt from them, what are the cracks called? Fissures
What volcanic feature forms a small depression around a volcano's vent? Craters
Created by: Austin.Saenz