The Rock Cycle
Inside The Earth
Earth's Timeline
Grand Canyon
Random
100
A never ending process that is a series of processes that cause rocks to change from one type of rock to another. This is still happening today.
What is the rock cycle?
100
The earth is made up of these 4 layers.
What is crust, mantle, inner core, outer core?
100
200,000 years ago, these appeared on Earth.
What are modern humans?
100
This helps find relationships and see the difference of rocks in the Grand Canyon that are the same as the Colorado Plateau.
What is correlation?
100
A material that glues the sand together in sandstone.
What is matrix?
200
Sediments get compacted and cemented together to form this type of rock.
What is sedimentary rock?
200
These forces are constantly shaping and re-shaping earth's surface.
What are constuctive and destuctive processes?
200
This period lasted from 320 to 286 mya.
What is the Pennsylvanian period?
200
This place is found at the 0 mile mark.
What is Lees Ferry?
200
This scientist found out that all the countries were connected.
Who is Wegener?
300
These types of rock can be formed by extreme heat or pressure.
What is sedimentary, igneous, and metamorphic?
300
The outermost of this layer is liquid.
What is the mantle?
300
570 million years ago, these appeared on Earth.
What are trilobites?
300
Chuar Butte is found at this mile mark.
What is the 62 mile mark?
300
When ice forms in rocks and breaks them apart.
What is ice wedging?
400
this rock is formed when molten rock cools and hardens.
What is igneous rock?
400
Earthquakes are formed this way.
What is tectonic plates crashing on one another?
400
This era lasted for 325 million years.
What is the Paleozoic era?
400
This sand is usually angular and poorly sorted.
What is mountain sand?
400
This gas comes off of rocks when it has acid on it.
What is calcium carbonate?
500
All rock can be formed this way.
What is the rock cycle?
500
This layer can reach from 3450 degrees celsius to 4700 degrees celsius.
What is the outer core?
500
This Brachiopod appeared in the late Ordovician.
What is Platystrophia?
500
This forest in the North Rim in the Grand Canyon is found above 8,200 feet.
What is the spruce-fir forest?
500
This sedimentary rock appears to be glued together and changes due to heat and pressure and is the name of city in Arizona.
What is Quartzite?
M
e
n
u