Relative & Radiometric Dating

The numerical age, in years, of any object.

• absolute age

• relative age

• space age

• old age

Atoms of the same element that contain different numbers of neutrons.

• cations

• isotopes

• neutrinos

• anions

The time necessary for half of the parent isotope to decay into daughter isotopes.

• half-time

• parental-decay

• half-life

• half-decay

Tags

NGSS.HS-PS1-8

A process in which atoms of an unstable element decay into atoms of a stable element

• radiometrics

• half-life

• decay rate

• radioactive decay

Tags

NGSS.HS-PS1-8

Radioactivity is the release of __________ from unstable atoms

• strength

• protons

• electrons

• energy

Tags

NGSS.HS-PS1-8

Atoms of the same element may contain different numbers of _________.

• neutrons

• protons

• electrons

• neutrinos

Isotopes that will decay are called __________ isotopes.

• weak

• unsteady

• unstable

• variable

Tags

NGSS.HS-PS1-8

the element that undergoes radioactive decay is called the _____________ isotope.

• daughter

• parent

• foster

• sibling

The half-life of Carbon-14 is ________.

• 673 years

• 57,030 years

• 6,730 years

• 5,730 years

Knowing an actual age of an object in years is

• Half lives

• Absolute Dating

• Relative Dating

• Radioactive Decay