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What are the thick parts of the earth's crust that form large land masses?
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How abundant is platinum in the earths crust?
about 0.003 parts per billion in the earth's crust.
What are these parts primarily made up of in the earths interior?
they are crust and the mantle and also the core
Why are the oldest parts of the earth's crust found on continents?
The older peices of the Earths crust are significantly lighter than the newer peices, (i.e. oceanic plates / basalt) forcing them to the surface.
Is arsenic rare?
Not really. It's about as common as the rare earths (which, despite the name, are not actually all that rare). On average, the Earth's crust is about 2 parts per million arsenic.
What are earthquakes. How do they occur?
earthquakes happen when sections of the earths crust shift.These shifting parts called plates,are actually pieces of the crust floating on the hot molten interior of the earth. The majority of earthquakes happen along the edges of those plates,and along weak areas of the crust called fault zones
How abundant is platinum in the earths crust?
about 0.003 parts per billion in the earth's crust.
What is the jigsaw like parts of the earths crust called?
Tectonic Plates
What are three parts that make up earths mantle?
The three parts that make up the Earths mantle are the crust, core, and mantle.
What are the parts that make up the mantle?
The three parts that make up the Earths mantle are the crust, core, and mantle.
Why Are Volcannoes Found Where They Are?
majority of valcanoes follow the edges of the tectonic plates, which are the weaker parts of earths crust, therefore volcanoes form durin the crust giving away to the pressure built up. other volcaoes form other places due to weak parts of earths crust
What are these parts primarily made up of in the earths interior?
they are crust and the mantle and also the core
What are the parts of earths interior?
There three basic part of earth are The crust The mantle The core
Are some parts of the earths crust moving up to 12 cm per year?
yes
What three parts that make up Earth's mantle?
The three parts that make up the Earths mantle are the crust, core, and mantle.
Earth's outermost layer is the?
Earths outermost layer is the crust.Actually, the crust is divided into two parts,Sial and Sima.In that way, actually Sial is the outermost layer of the crust,as it lies above the Sima.
Is the outermost layer?
Earths outermost layer is the crust.Actually, the crust is divided into two parts,Sial and Sima.In that way, actually Sial is the outermost layer of the crust,as it lies above the Sima.
What are the three parts that make up Earths mantle?
mesosphere, asthenosphere, ionosphere
