earth layers Flashcards
1
Q
what is the layer of the earth before the mantle
A
crust
2
Q
what earth layer is only made of liquid iron and nickel
A
outer core
3
Q
what earth layer is made up out of solid iron and nickel
A
inner core
4
Q
what layer is the largest
A
mantle
5
Q
what geological feature do scientist use to study the earths features
A
seismic waves
6
Q
what is the hottest Earth layer
A
the inner core
7
Q
what is the oceanic crust made up out of
A
mostly basalt rock
8
Q
how many layers of the earth is there
A
4 layers
9
Q
is the outer core liquid or solid
A
the outer core is liquid
10
Q
what is the thickest layer of the earth
A
the mantle
