This American mountain erupted in 1980, the eruption was so large we here in Edmonton felt the effects.
What is Mount St. Helens
100
When the actual organism or parts of the original organism are preserved as a fossil
What is original remains
100
When rocks are put under gradual pressure until they are hot enough to bend into curves (like bendable plastic)
What is a fold (folding)
100
An opening in earth's crust that releases lava, steam and ash when it erupts.
What is a volcano
100
Scale on which earthquakes are measured
What is Richter Scale
200
This Hawaiian volcano is the most active on earth. It's been erupting since 1983!
What is Kilauea
200
Evidence of animal activity, such as worm holes, burrows and footprints.
What is trace fossils
200
When rocks are too brittle to fold under pressure so they break instead.
What is a fault (faulting)
200
An inactive (sleeping) volcano.
What is a dormant volcano
200
Who came up with the theory of continental drift?
What is Alfred Wegner
300
This Volcano is found in the south of Italy, many scientists believe it is due for an eruption. It's been dormant since 1944!
What is Mount Vesuvius
300
When water penetrates the bones of a deceased organism dissolving calcium and depositing silica, turning the bones into a "rock-like" substance.
What is petrified fossil
300
A jagged sharp mountain
What is a young mountain
300
The opening in a volcano where magma can escape forming lava.
What is vents
300
The most destructive type of seismic waves
What is surface waves
400
This Filipino volcano erupted in 1991, the erupting caused so much ash that it formed an ash layer within the atmosphere that cooled temperatures world wide.
What is Mount Pinatubo
400
A type of fossil when organisms are buried under many layers of sediment and a thin carbon residue on rock surfaces.
What is carbonaceous film
400
When rocks are pressed together until one rock moves over top of another
What is thrust faulting
400
A ring of volcanoes around the pacific ocean
What is Ring of Fire
400
The advance in technology that helped scientists uncover the Mid Atlantic Ridge
What is sonar
500
The largest volcano found in the entire solar system
What is Olympus Mons
500
When the hard parts of an organism dissolve, leaving a cavity in the rock
What is a mould
500
The top part of a folded rock
What is anticline
500
What causes a volcano to form and eventually erupt?