Earthquakes
Volcano
Earth
Rocks/Minerals
Rocks
100
Earthquakes cause these monstrous waves
What is tsunamis
100
Created when trapped gases blast through the earth's surface
What is vent
100
Scientists who study the structure of the earth
What is geologist?
100
Hardest known mineral
What is a diamond
100
Type of igneous rock formed a the earth's surface, cools rapidly and has a fine-grained appearance
What is extrusive
200
A break that appears at the boundary between two moving masses of rock
What is a fault
200
Allows molten rock and hot gases to escape from within the earth
What is a volcano
200
Outermost layer of the earth
What is crust
200
Small deposits of igneous and metamorphic crystals
What are gemstones
200
Most common igneous rock and can be found everywhere on land
What is granite
300
The point underground where an earthquake begins
What is focus
300
a volcano that has been active at some time in recorded history, but has not had a recent eruption
What is dormant
300
Innermost region of the earth
What is core
300
Any rock containing a metal together with impurities
What is ore
300
Sedimentary rocks formed by chemical sediments and is used for salting roads and flavoring food
What is halite
400
The place at ground level that is directly above the focus
What is epicenter
400
A volcano characterized by hot clouds of gas and dust that it expels
What is Plinian
400
Middle layer of the earth
What is mantle
400
A metal that is a good conductor of electricity; two of its alloys are brass and bronze
What is copper
400
Metamorphic rock that began as shale, is very hard and has leaflike layers
What is slate
500
Any trembling or shaking of the earth
What is earthquake
500
A volcano that produces lava fountains or fire curtains
What is Hawaiian?
500
The study of earthquakes
What is seismology
500
The most commonly used practical metal; used for thousands of years to make tools
What is iron
500
Type of metamorphic rock made up of layers like the leaves of a book
What is foliated
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