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When did Precambrian Time begin?
The Precambrian period was from 4600 million years ago to about 542 million years ago.
When did the precambrian era begin?
The Precambrian Era began in the time period 4600 and ended in 570.
What was the longest segment of the earth's history?
It was the Precambrian time period.
When did plant life begin?
It began around the Precambrian period.
What does the precambrian era begin with?
The Precambrian era begins with the formation of Earth around 4.6 billion years ago. It is the longest geological time period, spanning from the formation of Earth to the beginning of the Paleozoic era about 541 million years ago.
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.
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 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.
Which is the largest of time on the geologic time scale?
The Precambrian
geologic time with poorest fossil record?
Precambrian time.
What is the largest divisions of geological time?
The Precambrian.
What time spans occurred first?
Precambrian
