Relative Dating

Question 1

What have you learned about radioactive dating? Check all that apply.Unstable atoms release particles.The radioactive decay of an element occurs at a constant rate.A half-life is half of the lifetime of a radioactive element.At one half-life, half of the original unstable element has decayed.All elements are radioactive.

Revolt · Accepted Answer

Unstable atoms release particles.; The radioactive decay of an element occurs at a constant rate.; At one half-life, half of the original unstable element has decayed.

Question 2

Scientists compare in the rock to determine its age.

Revolt · Accepted Answer

parent and daughter elements

Question 3

Potassium-argon dating is ideal for dating and rock.

Revolt · Accepted Answer

igneous

Question 4

Potassium-argon dating is ideal for dating and rock.

Revolt · Accepted Answer

ancient

Question 5

Radioactive dating can be compared to an hourglass, with the elements on the top.

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unstable

Question 6

Which statements about carbon-14 dating are true? Check all that apply.Carbon-14 decays into nitrogen-14.Carbon-14 has a longer half-life than potassium-40.Once a living thing dies, it no longer takes in carbon.Carbon-14 dating is used to date very old volcanic rock.Carbon-14 dating works for fossils as old as 50,000 years.

Revolt · Accepted Answer

Carbon-14 decays into nitrogen-14.; Once a living thing dies, it no longer takes in carbon.; Carbon-14 dating works for fossils as old as 50,000 years.

Relative Dating Answers

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