Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
9 Cards in this Set
- Front
- Back
What is the name for the study of the earth?
|
geophysics
|
|
make up of the following:
core- mantle- crust- |
core - iron and nickel
mantle - pyroxene crust - rocks and stuff |
|
Order of the crust's make up
|
1. Sediments
2. SIAL 3. SIMA 4 MAFE |
|
What elements make up the SIAL?
|
(SI)licone + (AL)uminum
*a.k.a. granite* |
|
What elements make up the SIMA?
|
(SI)licone + (MA)gnesium
*lithosphere* |
|
What elements make up the MAFE?
|
(MA)gnesium + ((FE)rriss aka iron)
|
|
What is a P wave? S wave?
|
P- primary, very powerful, can ----reach the core
S - secondary, very weak, disperse ----when they reach the core |
|
What was Project Moho(rovicic)
|
A ship that capsized and sunk to the ocean floor to drill.
- it was never used because of the space race |
|
What is Mohorovicic Discontinuity?
|
A scientist sent seismic waves into the earth and found that the waves separated right after leaving the crust and eventually came back together.
|