[DOC] [TLE] Arthur Holmes - Wikipedia [PAR] Holmes was a pioneer of geochronology, and performed the first accurate 
uranium-lead radiometric dating (specifically designed to measure the age of a 
rock) while an undergraduate in London, assigning an age of 370 Ma to ... This 
result was published in 1911, after his graduation in 1910. [DOC] [TLE] Age of the Earth - Wikipedia [PAR] The age of the Earth is 4.54  0.05 billion years (4.54  109 years  1%). This 
dating is based ... It is also difficult to determine the exact age of the oldest rocks 
on Earth, ..... In reality, radioactive elements do not always decay into 
nonradioactive .... Thus, Arthur Holmes' report concluded that radioactive dating 
was the only... [DOC] [TLE] Arthur Holmes | Earth 520: Plate Tectonics and People: Foundations ... [PAR] [For a truly thorough yet succinct read on the 'Age of Earth' (link is external) I ... 
first to use uranium-lead radiometric dating specifically to measure the age of a 
rock. His work with dating and radioactive decay would lead to his contribution to 
... Below is a diagram from 1928 that he used to explain his hypothesis (the top is
... [DOC] [TLE] Arthur Holmes' unifying theory: from radioactivity to continental drift ... [PAR] 168 CHERRY L. E. LEWIS radioactive elements, the cooling of the Earth from its 
... attempts by geologists to calculate the Earth's age, values largely derived by ... 
In 1911 this first uranium-lead analysis by Arthur Holmes established the decay 
of .... ARTHUR HOLMES and revised edition of his book The Age of the Earth,... [DOC] [TLE] Free Flashcards about GEOLOGY/EARTH SCI. - StudyStack [PAR] Free flashcards to help memorize facts about GEOLOGY/EARTH SCI.. Other 
activities to ... IN 1911 ARTHUR HOLMES USED THE DECAY OF THIS 
ELEMENT TO LEAD TO MEASURE THE AGE OF THE EARTH, URANIUM. AN 
ANALYSIS OF... [DOC] [TLE] Contribution to Rich Harter's "Changing views of the history of the ... [PAR] At this point the phenomenon of radioactive decay was still very poorly 
understood. ... can be multiple isotopes of the same element, each with a different 
decay rate. ... 1911, Arthur Holmes publishes several uranium/lead ages based 
mostly on .... actual age of the Earth, it is merely a good measurement of the age 
of Nier's... [DOC] [TLE] Arthur Holmes - Scientist of the Day - Linda Hall Library [PAR] Jan 14, 2016 ... Arthur Holmes, an English geologist, was born Jan. ... of uranium into lead might 
be used as the basis for a clock to measure the age of rocks. ... back in 1863, that 
the earth itself could be no older than 100 million years old, and ... In 1911, 
Holmes announced that his rock was 370 million years old, and that,... [DOC] [TLE] Changing Views of the History of the Earth - The Talk.Origins Archive [PAR] Jun 1, 1998 ... Attempts to calculate the age of the Earth from physical ... and heating of the 
Earth's crust by radioactive decay; for this reason his estimates were completely 
wrong. ..... multiple isotopes of the same element, each with a different decay rate
. ... 1911, Arthur Holmes publishes several uranium/lead ages based... [DOC] [TLE] U-Th-Pb dating  the age of the Earth [PAR] Element Charge Radius (). U +4 (+6) oxic ... We can simplify the multi-daughter 
decay chains to simple ... U-Th-Pb decay chains ... 204Pb is used as a reference 
isotope ... you can use either ratio to calculate age ... 1911: Arthur Holmes uses U
-Pb dating to date rock to 1.6 billion years ... co-genetic common lead samples. [DOC] [TLE] HowOldistheEarth.docx - The Age of the Earth: a history of radiometric [PAR] The Age of the Earth: a history of radiometric datingTasha Christ, Lara. ... for the 
age of the earth, made in 1911 andassuming that lead concentrations were ... the 
earth or usingsedimentation layers to determine the earths age (Arthur Holmes). 
... Uranium is an ideal radioactive

Question: In 1911 Arthur Holmes used the decay of this element to lead to measure the age of the Earth
Answer: Uranium