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one of these i am not sure witch one though
the Quaternary Period
the Precambrian time
the Phanerozoic Eon
the Carboniferous Period
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∙ 11y ago
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What is the geolgic significance of banded iron fomation?
It was laid down when earths oceans first acquired oxygen in the Precambrian
Why are there are almost no extrusive ultra basic rocks in earths crust?
There are almost no extrusive rocks on the earths surface because they are all under the earths surface. They are mainly lower than the earths surface.
During the recent ice age glaciers covered almost what percent of earths land?
During the recent ice age, glaciers covered almost 30 percent of earths land.
What the earths path around the Sun?
It's almost a circle, but actually it's an ellipse.
Why are fossils important to earths history as a planet?
Fossils aren't but the life that made them is.
How is earths geolgic history determined?
it is determined by studying the relative and absolute ages of rocks and fossils
What is the geolgic significance of banded iron fomation?
It was laid down when earths oceans first acquired oxygen in the Precambrian
Why are there are almost no extrusive ultra basic rocks in earths crust?
There are almost no extrusive rocks on the earths surface because they are all under the earths surface. They are mainly lower than the earths surface.
What would happend to the convection currents in the mantle if earths interior eventually cooled down?
They will stop.
Is the earths orbit around the sun highly elliptical or almost circular?
The earths orbit around the sun is almost circular.
Is the earths orbits around the the sun highly elliptical or almost circular?
The earths orbit around the sun is almost circular.
What are two ways that scientists can study earths climates history?
What are two ways that's scientists can study earths climates history
What is the smallest division of the earths history?
epoch
What gas has made up the largest portion of earths atmosphere for most of earths history?
Nitrogen
Why are there almost no extrusive ultra-basic rocks in earths crust?
There are almost no extrusive rocks on the earths surface because they are all under the earths surface. They are mainly lower than the earths surface.
Most of earths history is recorded where?
In sedimentary rock.
What is the study of earths history called?
Historical geology.
