Topic: Precambrian Time
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When was the Precambrian?
Answer The Precambrian (Pre-Cambrian) is an informal name for the supereon comprising the eons of the geologic timescale that came before the current Phanerozoic eon. It spans from the formation of Earth around 4500 Ma (million years ago) t... Read More »
Source: http://wiki.answers.com/Q/Precambrian+was+taken+place+where
What was Precambrian?
Precambrian is the geologic period between the Hadean Time and the Cambrian period. It comprises most of the earth's history and is marked by the appearance of primitive life forms. The Precambrian era is dated from about 5 billion and 570 ... Read More »
Source: http://wiki.answers.com/Q/Was+Precambrian+the+First+mammals
How Long Did the Precambrian Era Last?
The first era ever was the Precambrian Era. Exactly ow long it lasted is a subject of great debate among Geologists, however, they do agree that it lasted for about 4 billion years which is 7/8 of the Earth's entire history. Read More »
Source: http://answers.ask.com/Science/Nature/how_long_did_the_precambria...
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Precambrian Time
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DUH!! Precambrian is BEFORE the Cambrian period!! pre meaning before and Cambrian meaning CAMBRIAN! think more, sheesh... im in 5th grade and i know that yoyo im writing on random questions if you want my eamil its cbanks@gmail.com jk
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Source: http://wiki.answers.com/Q/Why_is_Precambrian_called_Precambrian
85% of earths history and the earliest era that exists. bacteria mostly survived then and built up oxygen until a mass extinction.
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Source: http://wiki.answers.com/Q/What_is_the_definition_of_precambrian
precam era
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Source: http://wiki.answers.com/Q/What_is_the_nickname_for_the_Precambria...
It is very empty and only single-celled organisms were present in the Precambrian era. No animals were living on land because of the poisonous gas in the air.
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Source: http://wiki.answers.com/Q/What_was_it_like_in_the_Precambrian_era
The Precambrian is infact divided into 3 - the Hadean (4500-3950 Ma), Archaean (3950-2500 Ma), and Proterozoic (2500-542 Ma) Eons. Ma = Mega-annum and means 1 million years. So 4500 Ma = 4500 million years old. The Archean and Proterozoic E...
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Source: http://wiki.answers.com/Q/What_are_the_4_eras_of_the_Precambrian
The Precambrian period was followed by the Cambrian period, the first period of the Paleozoic era.
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Source: http://wiki.answers.com/Q/Which_era_follows_the_precambrian
