Why is the decay of potassium to argon used instead of the decay of potassium to calcium?
A) Calcium is prevalent in too many rocks.
B) Argon stays in the rock for a longer period of time so it is a more reliable measurement.
C) Calcium dissolves in water so cannot be measured accurately.
D) Argon is a reactive element and will only be present due to the decay of the potassium isotope.
Correct Answer:
Verified
Q45: What are radioactive decay rates in minerals
Q46: The fact that the seafloor, riverbeds and
Q47: The principle that states that geologic features
Q48: The principle that states that sediment tends
Q49: The major problem with geologic correlations is
Q51: The determination that a granite pluton is
Q52: A characteristic number of neutrons defines each
Q53: Where have the oldest dated sand grains
Q54: According to radioactive dating, which celestial object
Q55: What does a radioactive-isotope aging test on
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents