Sentences with phrase «part by radioactive decays»
Go for a morning jog over hilly terrain and the very landscape is likely to be the result of tectonic plate movements, powered deep under our feet in great part by radioactive decays like that of the humble americium writ large.
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Part of this heat is generated by the natural decay of radioactive element in the rocks, and part of the heat is left over from the formation of the Earth five billion years ago — when gravity pulled together bits of gas and dust to form our plaPart of this heat is generated by the natural decay of radioactive element in the rocks, and part of the heat is left over from the formation of the Earth five billion years ago — when gravity pulled together bits of gas and dust to form our plapart of the heat is left over from the formation of the Earth five billion years ago — when gravity pulled together bits of gas and dust to form our planet.