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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.
How do fossils provide evidence for moving plates?
Their evidence comes from rocks at earths surface.
Is mount novarupta responsible for any of earths surface changes?
is mount novarupta responsible for any of earths surface changes
Molton rock that flows from a volcano onto Earths surface is?
Molton rock that flows from a volcano onto Earths surface is
In which form do many minerals occur naturally on the earths surface?
Many minerals occur naturally on the earths surface in rock form
What element makes up a large portion of the earths surface?
water
Which important element was missing in earths early atmosohere?
Oxygen was the important element missing in Earth's early atmosphere. It was only produced later by photosynthetic organisms.
What is the part of the earths surface and atmosphere inhabited by living things?
The biosphere is the part of Earth's surface and atmosphere where living organisms exist. It includes all ecosystems and living organisms, from the depths of the ocean to high in the mountains.
How the ozone shield protects living things on the earths surface?
The ozone layer protects the earth and the organisms on the earth's surface by absorbing the UV rays from our sun
What are the effects of living organisms on the earths surface?
Biggest effect is oxygen. Minor effects is a temperature regulation by modulation of CO2.
What percent of the earths surface is the US?
100
How much of earths oceans cover earths surface?
70% or 80% of water covers the earths surface
Does the outer core cover earths surface?
No the crust covers earths surface
Why are map projecters needed?
to draw the earths surface.
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 forces below earth surface shape landforms?
The tectonic plates below earths surface shape earths landforms
What Continuous movement of water from Earths surface to the and back to earths surface?
it is water cycle
