Earth Interior Flashcards
https://quizlet.com/in/415705752/physical-condition-of-earth-interior-flash-cards/?i=26eis9&x=1jqY
For quiz
What is earth’s outer and second layer made of?
Sedimentary rock and crystalline rock
Sources providing knowledge of earth group
Artificial sources
Evidences from theories of origin of the earth
Natural sources volcano, earthquake seismology
Artificial sources for knowing earth interior and how?
By density of rocks
Pressure of super incumbents load
Increasing trend of temperature
Natural sources for knowing earth core and how?
Volcano
Evidence of seismology
Other 3 name of p wave
Primary wave, longitudinal wave, compressional waves
Movement and speed of p-wave
Solid and liquid materials but slower in liquid.
S-wave other 3 name
Secondary wave, transverse wave, distortional wave
Surface wave 2 other names
L-wave, long period waves
Who’s fastest p-wave, s-wave and L-wave
P waves then S wave then L wave
Who can travel in liquid?
P waves
Who cover the longest distance?
L waves
3 Zones of Earth’s Interior
Crust
Mantle
Core
The crust is divided into:
Upper crust; lowest crust
The mantle is divided into two parts
Lower mantle; upper mantle