When elastic energy is built up at transform fault boundaries and quickly released.
What is and earthquake.
100
The three main parts of the geosphere are...
What are the crust, mantle and core.
100
The process that can tell us the ORDER of events, NOT when they occurred.
What is relative dating.
100
The ERA humans live in? Also known as the "Age of Mammals"
What is the Cenozoic.
100
Type of fossil evidence that remains unchanged. Ex. teeth, bones.
What is unaltered remains.
200
The spot inside Earth were and EQ begins is known as...
What is the focus.
200
The crust and the upper most mantle together are known as...
What is the lithosphere.
200
The idea that geological processes that shape Earth's features today were at work since the Earth formed.
What is uniformitarianism.
200
This ERA is when dinosaurs walked the Earth, "Rawrrr!"
What is the Mesozoic.
200
Type of fossil evidence that has been changed over time.
What is altered remains.
300
The spot directly above the focus is _______.
What is the epicenter.
300
The process when rocks are broken down into smaller and smaller pieces, without changing their chemical property.
What is mechanical weathering.
300
Any igneous intrusion that comes across layers of rock is younger then the rock layers it cuts across.
What is the principle of cross-cutting relationships.
300
This is the era is known for the formation of Pangaea, as well as the evolution of plants to land and amphibians. Most life during this era was restricted to the seas.
What is the Paleozoic.
300
This type of fossil is made after remains have been dissolved and material like minerals/rock has been depositied in the place of the actual remains.
What is a cast.
400
The three types of volcanoes are...
What are shield, composite, and cinder.
400
The process by which the properties of rocks are changed by agents like water.
What is chemical weathering.
400
In an undeformed sequence of rock layers, the oldest layer is at the bottom, and the youngest layer is at the top.
What is the law of superposition.
400
The amount of time the breakdown of radioactive isotopes takes.
What is half-life.
400
This type of altered remains are common for insects and plant life. The carbon in these organisms makes them prime candidates for this process.
What is carbonization.
500
Any material that is ejected during a volcanic eruption.
What are pyroclastic materials.
500
A rock undergoes high temperature and pressure. What has this rock just become?
What is a metamorphic rock.
500
A gap in the rock record caused by any number of things, like a period of rock eroding away and then more rock being deposited in the empty space.
What is an unconformity.
500
The process scientists use to give ages to samples using radioactive isotopes.
What is radiometric dating.
500
These are the TWO factors that affect the if and how an organism becomes a fossil.
What is rapid burial and the possession of hard parts.