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Chemical Resources

C2a) the structure of the Earth
The outer layer of the Earth is made from tectonic
plates. The Earth's crust and upper part of the
mantle are broken into large tectonic plates.
It has taken millions of years for the continents to
move apart.
Convection currents in the…

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Igneous rock slow cooling large crystals intrusive formed beneath the earth's
surface where the temperature is high.
Igneous rock fast cooling small crystals extrusive forms on the earth's surface
Magma (inside volcano), Lava (outside volcano)
Runny lava fairly Safe
Thick and sticky lava dangereous (explosive)
People take the risk of…


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