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Rock Category
Earth History Category
Index Fossils Category
Bellwork
Vocab
100
Igneous, Metamorphic, and Sedimentary has this in common?
What is the three main rocks we learned about?
100
4.5 billion years is.
How old is Earth?
100
A rock that is good to find these in is?
What is Sedementary .
100
How long humans have been here.
What is 200,000 years (Bellwork 31)?
100
The powder left behind when scratched.
What is Streak?
200
Gets compacted and cemented together.
What is Sedimentary?
200
Dinosaurs died at this time.
What is 65 mya?
200
Fossils that didn't live for a long time but lived in many different places.
What is the definition of index fossils?
200
Limestone is a _____ rock.
What is Sedimentary?(Day 12)
200
The tendency of a mineral to break on a flat surface.
What is Cleavage?
300
Changes due to heat and pressure
What is Metamorphic
300
The Great Extinction happened at this time.
What is 250 mya?
300
Olenellus is a ______ ___.
What is an index fossil?
300
The remains of an plant or animal that got embedded in a rock.
What is a fossil (bellwork 29)?
300
The tendency of a mineral to break in irregularly pieces.
What is Fracture?
400
Comes from molten rocks.
What is Igneous?
400
First reptiles appeared at this time.
What is 320 mya.
400
Another word for index fossils.
What is Guide Fossils?
400
A jagged/ edge piece.
What is Angular (Day 17)?
400
Amount of mass in a give in volume.
What is Destiny?
500
Last rock we learned about in class.
What is Sedementary ?
500
The first bees appeared at this time.
What is 65 mya.
500
Another word for Archaeocyatha.
What is Sponge?
500
Rocks made with minerals.
What is Metamorphic, sedimentary, and metamorphic (Day 4)?
500
The way which light reflects from the mineral surface.
What is Luster?