Rocks
Fossil
Grand Caynon
Earth
Notes
100
The three types of rocks.
What is igneous, metamorphic, sedimentary?
100
These are organisms that are embedded in a rock.
What is a fossil?
100
The Grand Canyon is many miles long.
What is 277 miles long?
100
This is how many years the Earth has been around.
What is 4.5 billion years old?
100
The main ingredient in limestone.
What is calcite?
200
The process of how igneous rocks form. The process of igneous rocks forming.
What is heat and pressure?
200
This is a organism that lived for a short time but, in many different places.
What is a index fossil?
200
This river flows through the Grand Canyon.
What is the Colorado River?
200
This process causes landforms to be destroyed.
What is destructive processes?
200
This sand is usually angular and poorly sorted.
What is mountain sand?
300
This rock forms when sediments get compacted and cemented together.
What is sedimentary rock?
300
These rocks will melt fossils from extreme heat and pressure.
What is igneous and metamorphic rocks?
300
This process finds relationships between rock layers from different locations in the Grand Canyon.
What is correlation?
300
This scientist believed in continental drift.
What is Wegener?
300
This rock contains a lot of sand or mud the particles will be tan.
What is limestone?
400
This mineral comes from marine organisms seashells, makes limestone, and fizzes.
What is calcite?
400
Geologists use index fossils to find important information.
What is the age of rock layers.
400
This site is 62 miles from Lee's Ferry.
What is Chuar Butte?
400
This fossil appeared toward the beginning of the Cambrian Period.
What are trilobites?
400
This scale shows parts to whole.
What is a proportional time scale?
500
The process of finding relationships in rock layers.
What is correlation?
500
There is six index fossils in this category.
What is the corals?
500
The Grand Canyon is this many years old.
What is about 10 million?
500
The number of minerals commonly found in Earth's crust.
What is 30%?
500
This is the idea that rock layers get older the closer they are to the bottom.
What is superposition?
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