Geologic Time (CL)

Define Relative Dating

• The process of dating items/strata based on their age compared to other items/strata.

• The process of dating items by using the physical properties of item/strata to determine their age.

• The process of using rock outcrops to determine a timeline and/or information of a certain time period.

Tags

NGSS.MS-ESS1-4

__ are/is layers of rocks, usually horizontally stacked atop each other. They're distinctive from each other by material and visually.

Tags

NGSS.MS-ESS1-4

Define Absolute Dating

• The process of using rock outcrops to determine a timeline and/or information of a certain time period.

• The process of dating items/strata based on their age compared to other items/strata.

• The process of dating items by using the physical properties of item/strata to determine their age.

Tags

NGSS.MS-ESS1-4

Which fossil(s) are actually index fossils?

Remember, they have to be short-lived, abundant, and spread out.

• Phacops (Layer A)

• Mastodontidae (Layer B)

• Rhombopsis (Layer C)

Tags

NGSS.MS-LS4-1

Determine the age order of the layers, fault, & intrusion. Fault line is 'G'.

Enter answer without spaces. Ex: cedgafe

Oldest --> Youngest

Tags

NGSS.MS-ESS1-4

What law determines that layers that are lower and more stacked on upon are USUALLY older?

Tags

NGSS.MS-ESS1-4

What is this?

• Fossil Record

• Geologic Timeline

• Correlation

• Paleontology Timetable

Tags

NGSS.MS-ESS1-4

What kind of unconformity is this?

• Disconformity

• Angular Unconformity

• Nonconformity

Tags

NGSS.MS-ESS1-4

What kind of unconformity is this?

• Angular Unconformity

• Nonconformity

• Disconformity

Tags

NGSS.MS-ESS1-4

Imprints or remains of dead animals. Most of the time, these are actually sediment or other substances filling out a mold that was left behind in the stratum.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2