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What else can I help you with?
How does carbon dating work with objects?
All living things absorb C14 carbon while they are alive on earth. When they die, they stop absorbing C14 and it begins to decay. Radiocarbon dating measures the amount of carbon-14 left in human or plant remains, and then scientists can estimate the amount of time the thing has been dead
What are the release dates for C14 - 2013?
C14 - 2013 was released on: USA: 30 October 2013 (limited)
Which situation is an example of equilibrium?
The amount of water in a cup does not change.
What formulas will give you the total value of a series of numbers displayed in column C from C1 to C14?
The simplest and best way is: =SUM(C1:C14)
C14 bouble barrel shot gun?
Yes.
What is the c-14 c-12 ratio used to date once living organisms?
It is because living organisms absorb C14 from their environment. After death, they are no longer capable of absorbing any more C14. So, at the time of death, the C14 : C12 ratio is fixed. C14 undergoes radioactive decay (into C12) so the C14 : C12 ratio declines and that can be used as a measure of the time since death.
What half-life of C14 is 5730 years. What fraction of the original C14 would you expect to be present in a fossil that is 28650 years old?
1/32 of the original amount.
The half-life of C14 is 5730 years. What fraction of the original C14 would you expect to be present in a fossil that is 28650 years old?
There would be 1/32 left.
Why cant we use carbon-14 to date the rocks?
Carbon 14 is absorbed by living organisms. When they die, they stop absorbing carbon 14 and the isotope then decays. Form the time of death of the organism, the quantity of C14, as a proportion of the total carbon in the organism declines and, measuring that decrease allows the age (or time of death) of the organism to be determined.
What is the difference between c 12 and c 14?
C12 and C14 are isotopes of the Element Carbon. C12 is the most abundant of all which is 99% of all the Carbon on earth while C14 is only 0.0000000001% (trace amount). C12 has a Atomic Number of 12. It has 6 Protons and 6 Neutrons. C14 has a Atomic Number of 14. It has 6 Protons and 8 Neutrons. C14 is radioactive in nature. It is used for carbon dating.
How is carbon-14 used to date other materials?
I'd look up the wikipedia first. But here's a short answer. Carbon-14 is naturally found in the atmosphere in the form of heavy CO2. The reason for this has to do with neutron flux from the sun hitting nitrogen in the upper atmosphere - whatever. The concentration of heavy CO2 in the atmosphere is relatively stable. When a plant is alive, it takes up CO2 from the atmosphere and inevitably gets some heavy CO2 as well, and so it incorporates that C14 into its biomass. The concentration of C14 in the plant, as it is alive, stays in equilibrium with the concentration of C14 in the atmosphere. But when the plant dies, it stops respirating, and it stops taking CO2 in from the atmosphere. The C14 it does have in it continues to decompose according to a very predictable exponential decay rule. So ~14,000years after the plant dies, about half of its C14 has decayed. So you're a paleontologist 14,000 years from now, and you see a fossilized plant. You measure the amount of C14 in the plant, and you find that its concentration is about half the atmospheric level. Therefor you assume the plant died about 14,000 years earlier.
What type of cell reference is C14?
It is a relative cell reference.
