Radiometric Dating (Tabat-2014)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | carbon-14 with a half life of 5,700 years
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| Radioactive dating is used to study which element in igneous and metamorphic rocks? | show 🗑
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| Which method of radioactive dating would be used in determining the age of a human fossil? | show 🗑
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| If the half-life of potassium-40 is 1.3 billion years and an igneous rock is found with 25% potassium-40, what is the absolute age of this rock? | show 🗑
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| What method do scientists most often use in determining the age of the Earth? | show 🗑
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| show | it is a mildly radioactive substance that breaks down at a slow and steady pace which cannot be altered by temperature or pressure
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| show | carbon-14 decreases at a constant rate over time
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| Why is radioactive decay useful to scientists? | show 🗑
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| show | they have different rates of decay
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| show | the amount of time it takes for 1/2 of the radioactive isotope in a rock to decay
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| show | the parent isotope
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| show | the daughter isotope
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| What are isotopes? | show 🗑
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| show | radioactive
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Created by:
masonteach
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