GEOSCI 100 Lecture Notes - Lecture 14: Facies, James Hutton, Uniformitarianism
21 Mar 2018
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*headwall - what you would have your hands on when on the fault. *footwall - what you would have your feet on when walking on the fault. This rock is older and the other one is younger . *numerical time - the exact number of days/months/years. *neutrons - the glue that is holding the nucleus together. Strong nuclear force - due to interactions among quarks , the elementary particles that make up the protons and neutrons. *carbon dating the determination of the age or date of organic matter from the relative proportions of the carbon isotopes carbon-12 and carbon-14 that it contains. Example in class: he went through the alphabet and it took 26 seconds to say all of the letters. *exponential - says the alphabet super fast and it takes 6 seconds. *radioisotopic dating - to date very old rocks: the most famous mineral: zircon.
