Absolute Dating

Question 1

Which statements about radioactive decay are true? Check all that apply.Most elements are unstable.Radioactive decay happens when one kind of atom becomes another kind.Radioactive elements occur in nature.All elements have the same rate of decay.Carbon-14 decays into nitrogen-14.

Revolt · Accepted Answer

B: Radioactive decay happens when one kind of atom becomes another kind.; C: Radioactive elements occur in nature.; E: Carbon-14 decays into nitrogen-14.

Question 2

Which statements describe the image? Check all that apply.

Revolt · Accepted Answer

C: The process works only with organic matter.; D: The element has a half-life of 5,730 years.

Question 3

✔ igneousmetamorphic sedimentary

Revolt · Accepted Answer

A: ✔ igneous

Question 4

Which object would a geologist date using carbon-14 dating?

Revolt · Accepted Answer

B: a woolly mammoth fossil that existed 15,000 years ago

Question 5

How would a geologist use absolute dating to determine the age of sedimentary layers?

Revolt · Accepted Answer

B: by dating the age of intrusions and extrusions near a sedimentary rock layer

Question 6

✔ unstablebalanced stable unbalanced

Revolt · Accepted Answer

A: ✔ unstable

Question 7

changing slow ✔ constant

Revolt · Accepted Answer

C: ✔ constant

Question 8

radioactive basic ✔ stable

Revolt · Accepted Answer

C: ✔ stable

Question 9

Use the drop-down menus to select the correct answers to complete the paragraph.

Revolt · Accepted Answer

The building blocks of matter are called . A substance made up of the same kind of atoms is called a(n) . elements lose particles. This makes them .: atoms; The building blocks of matter are called . A substance made up of the same kind of atoms is called a(n) . elements lose particles. This makes them .: element; The building blocks of matter are called . A substance made up of the same kind of atoms is called a(n) . elements lose particles. This makes them .: Unstable; The building blocks of matter are called . A substance made up of the same kind of atoms is called a(n) . elements lose particles. This makes them .: radioactive

Question 10

elementsparticles✔ atoms

Revolt · Accepted Answer

C: ✔ atoms

Absolute Dating Answers

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