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100
A remain or trace of an organism that lived for a short amout of time, but in many places around the world.
What is an index fossil?
100
This thing is 4.5 billion years old.
What is Earth?
100
A substance that contains only one type of atoms.
What is an element?
100
These layers make up the Earth from outer to inner.
What is the crust, mantle, outer core, and inner core?
100
The settling out of eroded Earth material.
What is deposition?
200
A scale showing how different parts of Earth's history compares to the whole.
What is a proportional time scale?
200
This layer in the atmosphere allowed land animals to exist.
What is the o-zone?
200
A solid in which the atoms are arranged in an orderly, repeating three-dimensional patterns.
What is a crystal?
200
These are particles that erode or brake away off a rock or mountain.
What are sediments?
200
The study of volcanos.
What is volcanology?
300
A chemical that glues the sand together in sandstone.
What is a matrix?
300
This extinction wiped 95% of life off the face of the Earth.
What is the Great Extinction?
300
Everything you can see or touch is made up of this.
What are atoms?
300
The three major types of rock.
What is igneous, Metamorphic, and sedimentary?
300
This makes up the Earth's crust.
What is tectonic plates?
400
A sample of limestone will fizz when exposed to acid because limestone is composed mainly of this.
What is calcium carbonate?
400
This man thought the Earth was first molten.
Who is Kelvin?
400
This contains the minerals from which most metals, such as tin and copper, are refined.
What are oxides?
400
This rock forms by an existing rock changing do to heat and/or pressure.
What is metamorphic rock?
400
This word means build in latin.
What is tectonic?
500
The longest lasting period on a geological timeline.
What is precambrian time?
500
This came from the decomposition of animals about 300 million years ago.
What is coal/fuel?
500
This is the second most common group of rock-formed minerals.
What are carbonates?
500
A series of processes that causes a rock to change and is always happening.
What is the rock cycle?
500
This is what you get when you cram 14,400,000,000,000,000,000,000,000 teachers in a volkswagon beatle.
What is a black hole?