Rock Cycle
What is the Rock Cycle?
At the end of the Cretaceous Period.
When did the asteroid destroy the dinosaurs?
This is the breaking down of rock.
What is Weathering?
Rocks are made of these.
What are chemically unique Minerals?
The theory that describes how large continents move.
What is Plate Tectonics?
This is characterized by cooled off Lava or Magma.
What is Igneous Rock?
This is what an aquatic dinosaur (or sea monster) is called.
What is a Mosasaur?
This is how the Nile Delta was formed.
What is Deposition?
A scientist that studies rocks in the lithosphere.
What is a geologist?
These will occur at the boundaries between plates.
Earthquakes or Volcanoes.
Heat and pressure will form this type of rock.
What is metamorphic rock?
The prevailing theory of how the dinosaurs died.
What is the asteroid impact theory?
When the wind moves sand dunes, it is called this.
What is Erosion?
By how they are formed.
What is one way to describe rocks?
This type of crust is heavier than continental crust.
What is seafloor crust?
The type of rock where fossils are found.
What is sedimentary rock?
Off the Yucatan peninsula in Mexico.
Where did the asteroid that killed the dinosaurs land?
This is the kind of weathering that acid rain causes.
What is chemical weathering?
By the types of minerals they are made of.
What is the other way that rocks are described?
The area surrounding the Pacific Ocean where volcanoes and earthquakes often occur.
What is the Ring of Fire?
Deposits of pre-existing rocks or pieces of once-living organisms accumulate on the Earth's surface to form this type of rock.
What is sedimentary rock?
The Age of the Dinosaurs
What is the Mesozoic Era also known as?
This is a chemical reaction where a substance is changed by the addition of oxygen.
What is Oxidation?
When minerals react with other chemicals, causing a break down of the rock.
What is Chemical Weathering?
About 2 or 3 inches per year.
How quickly do the continents move?