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What percent of the earth history is the mesozoic era responsible for?
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∙ 14y ago
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Adolfo Mosciski
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∙ 14y agoThe Mesozoic, which ushered in the age of the dinosaurs, accounts for only 4% of the geologic history of the Earth.
Wiki User
∙ 8y agoWell the Earth was formed 4600,000000 years ago and the Cambrian era started just 541 million years ago. Thus The Precambriancovers almost 90% of the entire history of the Earth.
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∙ 6y agoThe Precambrian time accounts for about 88% of Earth's existence.
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∙ 13y ago88.1 percent
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∙ 10y ago90
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Did rocks form in the mesozoic era?
Yes. Rock formed in the Mesozoic just like they did at all times in earth's history.
Which era of geologic time spans about 87 percent of Earth's history?
Precambrian
What do the terms Paleozoic Mesozoic and Cenozoic mean?
Paleozoic, Mesozoic, and Cenozoic refer to periods in Earth's history. The Paleozoic era began 542 million years ago and ended 251 million years ago. The Mesozoic era is the age of dinosaurs and was from 245 to 66 million years ago. The Cenozoic period began 65 million years ago and continues today.
How many eras has the earth had?
The Earth has had 4 eras. The Precambrian time, Paleozoic era, Mesozoic, and the era we are in now, the Cenozoic.
What are characteristics about the troposphere?
The troposphere is the layer that is responsible for all the weather on earth. It contains roughly 80% of the earth's mass, and almost 100 percent of all the water vapor.
What era ended in the largest mass extinction in earth's history?
Mesozoic
Did rocks form in the mesozoic era?
Yes. Rock formed in the Mesozoic just like they did at all times in earth's history.
Earth's geological timetable?
mesozoic era
Organism is responsible for more than 70 percent of the photosynthesis on earth?
tress
Is nearly 90 percent of Earth's history?
precambrian time
What collided with earth in the mesozoic era?
A meteor hit the earth in the mesozic era
What is the single cell organism along with seaweed is responsible for 90 percent of oxygen on earth?
Diatom
It is believed that the dinosaur lived in which era of the earth's development?
Mesozoic
What era was the first living mammal on Earth?
The Mesozoic Era.
This gas makes up 21 percent of Earth's atmosphere It is responsible for the greenish color of the northern lights It is the most abundant element in earth's crust 49 percent?
This gas is oxygen.
For approximately what percent of earth's total history has man been in existence?
.003 %
Which era of geologic time spans about 87 percent of Earth's history?
Precambrian
