Relative Age & Absolute Dating

​ ​ (a)   ​ (b)   is the numeric age of an object or event. It is established by an​ (c)   process such as ​ (d)   dating.

• Absolute
• age
• Absolute-dating
• radiometric

Tags

NGSS.HS-PS1-8

The process in which materials of Earth's surface are loosened, dissolved, or worn away and transported from one place to another by wind, water, ice, or gravity.

• Weathering

• Erosion

• Ekman Transport

• Withering

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

A break in a body of rock along which one block slides relative to another.

• Fault

• Boundary

• Fissure

• Rockslide

Tags

NGSS.MS-ESS3-2

Match the following

• a fossil that is used to establish the age of a rock layer.

• Fold

• Atom that has the same # of protons but a different # of neutrons.

• Fossil

• the trace or remains of an organism that lived long ago, preserved in sedimentary rock

• Index Fossil

• strain in which rock layers bend, as a result of compression

• Isotope

• The time required for one half of a radioactive isotope to decay forming a daughter isotope.

• Half-Life

Tags

NGSS.MS-LS4-1

The Law of ​ (a)   relationships is the ​ (b)   that a fault or an​ (c)   is ​ (d)   than the body of rock that it ​ (e)   through.

• Crosscutting
• principle
• intrusion
• younger
• cuts

What is the principle that a sedimentary rock layer is older than the layers above it and younger than the layers below it if undisturbed?

• Law of Superposition

• Process of Sublimation

• Law of Crosscutting

• Horizontal Deposit Theory

Tags

NGSS.MS-ESS1-4

Match the following

• subatomic particle with a positive charge that determines the identity of an element

• Unconformity

• the age of an object in relation to the ages of other objects.

• Relative Age

• method of determining absolute age by comparing the % of parent & daughter isotopes

• Proton

• break in the geologic record created when rock layers are eroded.

• Neutron

• subatomic particle that has no charge who's # can vary in the nucleus of an atom to form Isotopes.

• Radiometric Dating

Tags

NGSS.MS-ESS1-4

What is the principle created by James Hutton that geological processes that occurred in the past can be explained by current geological processes.

• Unconformity

• Superposition

• Uniformitarianism

• Same State Processes

Order the the events in the image below from oldest to youngest using numbers beside the letters. One (1) being the oldest and five (5) being the youngest.

Answer explanation

Remember the Law of Crosscutting relationships!

Tags

NGSS.MS-ESS1-4

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Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1