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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 is a long depression in earths surface that usually contains a river?
a valley
Why is difficult to determine earths structure?
Because Earth is very very large and we live just on the very surface.
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
Where do earthquakes usually occurr?
Earthquakes ussually occur near the tectonic plates which cover 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
What is under the earths surface and in the earths crust?
mantle
What is true about plutons?
they form above earths surface (THIS ANSWER IS NOT CORRECT) They Form BELOW earths surface(:
