Radioactive Dating

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

• Absolute Age

• Relative Age

• Fossil

• Half-life

Tags

NGSS.HS-PS1-8

Make up every piece of matter, contain protons(+), electrons (-) and neutrons (o).

• Atoms

• Absolute Age

• Carbon Film

• Relative Age

Tags

NGSS.MS-PS1-1

Geologic processes that occur today are similar to those who have occurred in the past

• True

• False

The age of rocks and geologic features compared with other rocks and features nearby.

• Relative Age

• Absolute Age

Tags

NGSS.MS-ESS1-4

Average numerical age, in years of a rock or object.

• Absolute Age

• Relative Age

Represent species that existed on Earth for a short length of time, were abundant and inhabited many locations.

• Rocks

• Radioactive Decay

• Index Fossils

• Half-Life

In undisturbed rock layers, the oldest rocks are on the bottom.

• Principle of Superposition

• Principle Original Horizontality

• Unconformities

• Index Fossils

Tags

NGSS.MS-ESS1-4

What type of fossil preservation is an impression of an organism left on a rock?

• Casts

• Molds

• Mineral Replacement

• Preserved Remains

Scientists who study fossils

• Archeologists

• Meteorologists

• Paleontologist

• Biologists

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Rock-forming materials are deposited in horizontal layers

• Principle of Superposition

• Principle of Uniformitarianism

• Principle of Cross Cutting Relationships

• Principle of Original Horizontality