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WorksheetsEarth's layers
Total questions: 12
Worksheet time: 9mins
What is the order of Earth's layers from most dense to least dense?
crust, mantle, outer core, inner core
crust, outer core, mantle, inner core
inner core, outer core, mantle, crust
inner core, outer core, crust, mantle
Which layer is considered the tectonic plates of Earth?
lithosphere
asthenosphere
mesosphere
Why is the inner core believed to be solid?
because iron and nickel are always solid
because nickel is not dense
because it has immense pressure on it by all the layers above it and cannot expand or flow
because it is mostly made of granite and basalt, two solid substances
The deepest wells and holes have only been drilled into which layer?
the core
the mantle
the crust
What parts of Earth makes up the lithosphere?
crust and lower mantle
crust and asthenosphere
crust and upper mantle
continental crust and oceanic crust
