Rocks
Rock Cycle
Rocks II
Earth History
Notes
100
This type rock is formed when particles of other rocks break off and get glued together to make 1 rock.
What are sedimentary rocks?
100
This rock is made by existing rocks get exposed to heat and/or pressure to create a new rock.
What is a metamorphic rock?
100
The remains of a once living plant or animal embedded in a rock.
What is a fossil?
100
The layer of the atmosphere creating a UV shield.
What is the Ozone layer?
100
The act of moving sediments or something form one place to another.
What is transportation?
200
The three types of rock.
What are igneous, metamorphic, and sedimentary?
200
This rock formed when molten rock cools and hardens.
What is an igneous rock?
200
The way in which sediments settle.
What is horizontally?
200
The earth was formed this many years ago.
What is 4.5 billion years ago?
200
This time scale uses numeric numbers. (example: 1, 2, 3, 4, etc.)
What is a numerical time scale?
300
The color of a sedimentary rock changes with this.
What are particles and/or sediments?
300
The action of rocks breaking apart into many particles.
What is erosion?
300
This group of minerals covers 90% of Earth's crust.
What are silicates?
300
Modern humans appeared this many years ago.
What is 200,000 years ago?
300
A representation of something that is difficult to observe directly.
What is a model?
400
A rock contains this material and when a drop of acid comes in contact with it, it will fizz.
What is calcium carbonate?
400
A series of processes that cause rocks to change from one type to another.
What is the Rock Cycle?
400
The way in which light reflects off of a rock.
What is Luster or a rocks's Luster?
400
The time when the temperature on earth decreased to -40*F and turned into an ice planet.
What is 700 Million years ago or Snowball earth? (Many answers accepted)
400
This particle of sand is rough, sharp and rigid.
What is an angular particle of sand?
500
What type(s) of rock can weather, erode, and/or move?
What are all three types of rock?
500
A rock forms when lava is released when a volcano erupts, a feature it is likely to have is... (related to the crystals of the rock)
What are large crystals?
500
A flat piece of land near mountain ranges. This is what the Grand Canyon was before the Colorado River cut through this piece of flat land.
What is a plateau?
500
Without plants forming into this rock, the industrial revolution would've never happened.
What is coal?
500
The act of building layers on top of each other like the Grand Canyon
What is deposition?
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