Radiometric

The original element that undergoes radioactive decay is known as the...

• daughter element

• half-life

• parent element

• carbon-14

Tags

NGSS.HS-PS1-8

The element that is the product of radioactive decay is known as the...

• daughter element

• half-life

• parent element

• carbon-14

Tags

NGSS.HS-PS1-8

Which of these statements describes what happens during radioactive decay?

• A Stable isotope interacts with an unstable isotope

• A stable isotope breaks down and becomes unstable

• An unstable isotope breaks down into a more stable isotope.

• An unstable isotope interacts with another unstable isotope.

Tags

NGSS.HS-PS1-8

The absolute age of an igneous rock can best be determined by ...

• comparing radioactive isotopes

• comparing crystal sizes

Which of these choices is the best definition of absolute dating?

• determining the age of a rock layer by studying the fossils present

• finding the age of an object compared to other objects

• measuring the age of an object in years using any method

• determining the amount of a radioactive isotope in an object

Tags

NGSS.HS-PS1-8

The half-life Carbon-14 is 5,730 years. How much parent material is left after 5,730 years?

• 50%

• 75%

Tags

NGSS.HS-PS1-8

Which is NOT a method to date the oldest earth rock, mars rock, moon rocks, or meteors?

• Stratigraphic layering

• Crater density

• radiometric dating

• tree rings

How old is our solar system?

• 4.5 billion years

• 13.8 billion years

• 6,000 years

• 15,000 years

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-6

Radiometric dating is primarily used to determine the age of...

• A) living organisms

• B) sedimentary rocks

• C) igneous rocks

• D) fossils

Tags

NGSS.HS-ESS1-6

Which of the following isotopes is commonly used in radiometric dating of ancient artifacts?

• A) Carbon-14

• B) Uranium-238

• C) Potassium-40

• D) Thorium-232

Tags

NGSS.HS-ESS2-6