The Planet Earth Flashcards
Most widely accepted theory of the Universe’s creation
The Big Bang Theory
Terrestrial Planets
Mercury, Venus, Earth, and Mars
Jovian planets/Gas giants
Jupiter and Saturn
Ice giants
Uranus and Neptune
A _________ is made up from clouds of gas and dust, and formed our solar system with our sun in the center.
Nebula
A ____________ disk accreted to form planetary masses. Eg. The Earth
Protoplanetary
2 classification of the Earth’s innermost part
Inner and Outer Core
The cool and hard surface of the mantle
Crust
Compressed Waves
P-Waves
Waves that shakes slowly
S-Waves
TRUE or FALSE: Silicon, Aluminum, Magnesium, and Iron form above the Earth’s core because they are lighter minerals.
True
The largest layer, includes the lithosphere and the asthenosphere, and is made up of flexible viscous liquid.
Mantle
______ currents are the ones causing the crust to split in plate tectonics
Convection
Geological phenomena in which a plume of molten rock rises from the mantle to the crust.
Mantle Plumes
Consist of the crust and upper mantle, also referred to as “hard brittle rock”.
Lithosphere