3. Flashcards
1
Q
Is the rock younger or older as you get closer to the mid ocean ridge?
A
younger
2
Q
The inner core is made of….
A
Nickel and iron
3
Q
This layer of rock that surrounds Earth’s surface is called
A
the lithosphere
4
Q
A huge undersea earthquake off the coast Japan could produce is a
A
tsunami
5
Q
Hots spots are formed where
A
magma from the mantle burns through the crust.
6
Q
As you travel to island further away from a hotspot…
A
the island gets older
7
Q
The thin layer of rock on Earth’s surface is the _________.
A
lithosphere
8
Q
The oceanic crust is ______ dense than the continental crust.
A
more
