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How would earth be different if its surface had never cooled during early precambrian time?
Wiki User
∙ 12y ago
a. There would be no volcanic eruptions.
b. Water vapor would never have condensed to form the oceans.
c. The atmosphere would contain no carbon dioxide.
d. The second atmosphere would never have formed.
Wiki User
∙ 12y ago
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What major change occurred in the atmosphere during the precambrian?
The atmosphere, during the Precambrian became richer in oxygen caused by a bacteria called cyanobacteria.
Scientists believe the earth was formed during what era?
PRECAMBRIAN :)a+
How was the Continental crust formed?
The first continental crust formed during the Archean Eon. Geologists have determined that it formed from the solidification of the lighter components of magma between 3.9 and 3.8 billion years ago.
What part of Canada was created during the Precambrian era?
the Canadian shield
One reason fossils are rarely found in Precambrian rocks is that?
Precambrian rocks contain relatively fewer fossils than rocks from different eras. This may be due to the fact that the rocks from this era were subject to a lot of heat and pressure, or were exposed to erosion.
How would earth be different if its surface had never cooled during Precambrian time?
a. There would be no volcanic eruptions. b. Water vapor would never have condensed to form the oceans. c. The atmosphere would contain no carbon dioxide. d. The second atmosphere would never have formed.
When were precambrian rocks formed?
During the precambrian.
Were Geologic processes during Precambrian time very different from those of today?
FALSE
Why is the shield also referred to as the Precambrian Shield?
Because it was created in the precambrian era...The Candadian Shield was formed in the Precambrian Era.The rocks of the Canadian Shield formed during the Precambrian time.
What major change occurred in the atmosphere during the precambrian?
The atmosphere, during the Precambrian became richer in oxygen caused by a bacteria called cyanobacteria.
Why is the Canadian Shield also referred as the Precambrian Shield?
Because it was created in the precambrian era...The Candadian Shield was formed in the Precambrian Era.The rocks of the Canadian Shield formed during the Precambrian time.
Why is the Canadian Shield also referred to as the Precambrian Shield?
Because it was created in the precambrian era...The Candadian Shield was formed in the Precambrian Era.The rocks of the Canadian Shield formed during the Precambrian time.
Why are there no precambrian coal beds?
No plants existed during the Precambrian. The formation of coal beds relied on vegetation.
The of the earth was formed during the precambrian Era?
Yes it was
During the Precambrian era what dinosaurs were present?
a qualiopticindofsaurus
There was no life on land during this era?
Precambrian Era
Scientists believe the earth was formed during what era?
PRECAMBRIAN :)a+
