1. Rubidium–strontium dating - Wikipedia


    The rubidium-strontium dating method is a radiometric dating technique used by scientists to determine the age of rocks and minerals from the quantities they contain ...

  2. Isochron Dating FAQ - talkorigins.org


    A brief introduction to isochron dating methodology. The technique (and related ones) is widely used in isotope geology.

  3. Radiometric Dating - Tulane University


    The Rb/Sr System. bydecay. The neutron emits an electron to become a proton. For this decay reaction,= 1.42 x 10-11 /yr,1/2 = 4.8 x 10 10 yr

  4. How Old is the Earth: Scientific Age of the Earth


    G. Brent Dalrymple's classic debunking of the young-earth 'scientific' creationism's dating methods with a short explanation of how geologists know the age of the earth

  5. Methods of Dating the Age of Meteorites


    Methods of Dating the Age of Meteorites. Meteorites are among the oldest objects we know about - formed about 4.5 billion years ago. But how do scientists know this?

  6. Das Alter der Erde - Wie alt ist die Erde und woher …


    Die meisten anderen Messungen für das Alter der Erde beruhen auf der Berechnung eines Alters für das Sonnensystem, indem man Objekte datiert, von denen man annimmt ...

  7. Potassium-argon (K-Ar) dating | Cosmology & …


    10/21/2011 · How K-Ar dating can be used to date very old volcanic rock and the things that might be buried in between. Created by Sal Khan. Watch the next lesson ...

  8. Important Geologic Ages -- Page 14 of 17


    On the control part of the graph select the Rb/Sr option. Rember that the Half-life of Rb-87 is 48.8 Billion Years. Note that the scale on the horizontal ...

  9. Radiometric dating - Wikipedia


    Radiometric dating or radioactive dating is a technique used to date materials such as rocks or carbon, in which trace radioactive impurities were selectively ...

  10. Unreliability of Radiometric Dating and Old Age of the …


    How radiometric dating works in general : Radioactive elements decay gradually into other elements. The original element is called the parent, and the result of the ...