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Flashcards in Earth Science 8th Grade Deck (23)
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1

Transition zone is between upper and lower mantle? True or false

True

2

Scientists have dug unto the center of the earth? True or false

False they never have because it's too hot

3

Boron is an all layers of the mantle and contributes to magnetic field. True or false

False Iron is in outer core and contributes to magnetic fileds

4

Moho is a type of rock I'm inner core. True or false

False it seperate the mantle and crust

5

Thin hard layer of earth?

Crust

6

Central portion

Core

7

Crust on continents

Continental crust

8

Fastest seismic waves

P

9

Layer between mantle and crust

Moho

10

2nd fastest seismic waves

S

11

Outermost rigid layer

Lithosphere

12

Layer that's like putty

Asthenosphere

13

Crust has variety of features like....

Oceans mountains and valley

14

Why does the earth have magnetic fields

Outer core has convection currents that flow through molten irons and other metals causing electric currents forming magnetic fields

15

Crust is solid, mantle is ____ solid, outer core is
I quid, inner core is ______

Molten solid, solid

16

What part of the earth can be 0°c

Crust

17

Inner core is as hot as _____

Sun

18

Thickest layer is _____

Core

19

Thinnest layer is ____

Crust

20

Layer with most volume is _____

Mantle

21

Essay- what would you experience if you were to travel to center of earth

Rocks at first, then increasing pressure and heat, and even one layer of liquid

22

Essay 2- how does God sustain crust so we can live on it?

He made shelter, land, water, food, etc

23

S waves travel through Atlantic and p waves travel through pacific ? True or false

False, p waves travel through solids, liquids, gases and S waves only travel through liquids. They are both seismic