duordi said:Oh, but I did answer your questions.
Do you think it is true that God made a real world?
Yes
So far so good
Do you think it is true that God made a world of order that follows natural laws and processes?
Yes, but some we don't understand.
Agree. Now, what would you say is the principal reason we do not understand some natural laws and processes?
Do you think it is true that God equipped us with sense, intellect and reason that is capable of comprehending the orderly processes of nature?
No, not completely.
Same question as above. What is the principal reason our comprehension of natural processes falls short?
You are correct about argon gas, but when the argon gas is removed makes no difference.
It is not in the rock when we finally test the rock.
Is it really too much to ask you to read one link?
http://www.asa3.org/ASA/resources/Wiens.html#page 3
The answer to many of your questions is in this article written by a Christian physicist whose speciality is working with isotopes.
Since any argon gas originally in a rock is expelled when the rock is molten, then any argon gas found in the hardened rock is new argon created by the decay of Potassium 40. So a comparative measure of Potassium 40 and Argon 40 gives the age of the rock.
It is, of course, not as simple as that in nature, but Dr. Wiens goes on to describe how potassium-derived argon can be distinguished from other argon originally in the rock. So once parentless argon is distinguished from potassium-derived argon, the date can still be computed accurately.
So the decay process has been going on from the beginning of the universe by your judgement.
Not by my judgment at all. I don't have any expertise in this field. But there is a significant fact scientists have recorded (and again Weins discusses this).
Emphasis in the originalThere is another way to determine the age of the Earth. If we see an hourglass whose sand has run out, we know that it was turned over longer ago than the time interval it measures. Similarly, if we find that a radioactive parent was once abundant but has since run out, we know that it too was set longer ago than the time interval it measures. There are in fact many, many more parent isotopes than those listed in Table 1. However, most of them are no longer found naturally on Earth--they have run out. Their half-lives range down to times shorter than we can measure. Every single element has radioisotopes that no longer exist on Earth!
Now, if we look at which radioisotopes still exist and which do not, we find a very interesting fact. Nearly all isotopes with half-lives shorter than half a billion years are no longer in existence. For example, although most rocks contain significant amounts of Calcium, the isotope Calcium-41 (half-life 130,000 years does not exist just as potassium-38, -42, -43, etc. do not (Fig. 7). Just about the only radioisotopes found naturally are those with very long half-lives of close to a billion years or longer, as illustrated in the time line in Fig. 8. The only isotopes present with shorter half-lives are those that have a source constantly replenishing them.
This is conclusive evidence that the solar system was created longer ago than the span of these half lives!
If I tested the molten material before it hardened and after it hardened one hour later it would give the same age?
Yes it would.
There is no point in trying to date test material that is still molten because both the parent and daughter material is being constantly mixed due to the movement of the fluid material and you cannot connect them.
As Wiens again points out (see what you miss when you refuse to read a link):
"When the molten material cools and hardens, the atoms are no longer free to move about. Daughter atoms that result from radioactive decays occurring after the rock cools are frozen in the place where they were made within the rock."
Would this age be zero or do decay isotopes exist?
There is no point trying to date rock which has only hardened an hour ago. Remember that we have practically no short half-life parent elements. Trying to measure something very small with a measuring stick for measuring very large quantities will not give a reliable answer. It would be like trying to measure nanometres (1 billionth of a metre) with an ordinary metre stick. The closest you can get to an exact measure is the nearest millimetre, which allows for a margin of error of 1 million nanometres.
Whether or not decay elements exist will depend on whether any atom in the parent element has decayed within that hour.
They exist, so the age given is a reference to the creation of the radioactive element.
No. Radiometry of rocks does not measure the age since the creation of the radioactive element. It only measures the amount of decay since the rock hardened. The element could be created long before, but its earlier decay products have been lost. We can only measure the time from when the rock was formed, not from when the element itself was formed.
But if trace isotopes are formed in the creation of the radioactive element then even one minute after the radioactive element was formed ( at the beginning of the universe ) there would be trace isotopes which appear to be decay elements, but in fact are caused by the building process of the radioactive element.
I have no idea what you are saying here, and I doubt that you do either. Please read the whole article by Dr. Wiens and you may then be able to propose sensible critiques.
So what does the radioactive dating indicate?
It indicates nothing unless it is calibrated with another time measuring instrument.
Most radioactive dating is not calibrated against other measures. Only Carbon-14 requires calibration.
On the other hand, all dating methods are cross-checked with each other since every method is subject to error. Cross-checking is not the same thing as calibration.
So radioactive dating is a faith based instrument.
It works like an echo, giving you back just what you tell it.
Duane
I know your faith requires you to believe this. But in this case your faith requires you to believe what does not accord with physical reality.
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