Organisms
General Information
Landforms
Climate
Distinctive Events
100
organism with tube like legs and protective spines? looks like something from a lucid dream.
What is hallucigenia.
100
length of the cambrian period
What is 53 million years
100
super continent of the cambrian period.
What is Gondwana.
100
the cambrian occured between which two ice ages?
What is Late Proterozoic and Ordovician
100
found in sediments
What is the first fossils
200
what is a vertebrate?
What is an organism with a backbone.
200
the cabrian name got its name from?
What is Wales
200
the single world ocean of the Cambrian period
What is Panthalassa.
200
decrease in global temperature resulted in
What is mass extinctions.
200
the cambrian explosion was triggered by
What is rise in oxygen levels and photosynthesizing
300
the most famous organism of the cambrian era.
What is trilobite
300
three cambrian time periods.
What is early, middle, and furongian
300
the two smaller land masses.
What is Baltica, and Laurentia.
300
none of the continents were located at
What is the poles
300
upheavals in the earths crusts initiated
What is reverse greenhouse effect
400
giant shrimp like predator.
What is anomalocaris
400
length of each time period within the cambrian.
What is 12 million years
400
were most of the life forms existed.
What is the ocean
400
the begining of the cambrian period was during the end of the
What is proterozoic ice age.
400
mass extinctions occured during
What is the end of th cambrian
500
strange five eyed animal.
What is opabinia
500
appearence of a huge number of complex oranisms.
What is the cambrian explosion.
500
during the cambrian, most continents that exist today were...
What is underwater
500
most lowland areas were
What is flooded
500
New rock was imediatly eaten away by
What is acid rain
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