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Earth Science > Different Methods of determining the Age of the Stratified Rock > Flashcards

Different Methods of determining the Age of the Stratified Rock Flashcards

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1
Q

In Radiometric dating, the age can be determined by the __________________ of that isotope.

A

rate of decay

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2
Q

The change in the protein content of a biological sample can be used to determine the age.

A

Amino acid Dating

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3
Q

Quantitative

A

Absolute Dating

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4
Q

Exact age

A

Absolute dating

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5
Q

It is an extended version of the stratigraphy.

A

Biostratigraphy

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6
Q

Is a technique to determine the numerical age of a rock or a fossil.

A

Absolute Dating

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7
Q

Absolute dating is also known as __________

A

Numerical Dating

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8
Q

A particular form of living being may have a ____________________ in their bodies that deteriorates with time.

A

Protein content

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9
Q

55.7 days half-life

A

Type I Collagen

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10
Q

High Precision

A

Absolute dating

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11
Q

Works well with sedimentary

A

Relative Dating

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12
Q

Qualitative

A

Relative Dating

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13
Q

The technique used to determine the age by comparing the historical remains to the nearby layers

A

Relative Dating

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14
Q

In this method, the fossils of one layer are compared with another layer with known dating.

A

Cross Dating

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15
Q

numerical ages in “millions of years” or some other measurement. These are most obtained via radiometric dating methods performed on appropriate rock types.

A

Absolute Dating

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16
Q

Expensive

A

Absolute dating

17
Q

In geology, determines a chronology or calendar of events in the history of Earth

A

Dating

18
Q

In Dendrochronology, what is being measure in a Dicot to know the age of the tree?

A

Number of Annual Growth RIngs

19
Q

Low precision

A

Relative dating

20
Q

subdivisions of the Earth’s geology in a specific order based upon relative age relationships most commonly in vertical/stratigraphic position. These subdivisions are given names, most of which can be recognized globally, usually on the basis of fossils.

A

Relative Dating

21
Q

U238 half-life

A

4.5 billion yrs

22
Q

The layers of stratified rocks were formed million years ago. Like fossils and other geological specimens, the age of stratified rocks can be determined using two major geological dating methods called _________ and __________

A

relative and absolute dating.

23
Q

This technique assumes that the lowest layer is the oldest while the topmost layer is the youngest layer. It is one of the oldest methods of relative dating.

A

Stratigraphy

24
Q

This technique determines the final period during which the object absorbs light, emitting electrons. The age is determined for the emissions.

A

Thermoluminescence

25
Q
A
26
Q

K40 half-life

A

1.3 billion yrs.

27
Q

Order of age of samples

A

Relative dating

28
Q

a technique that determines the exact numerical age of a historical remaining.

A

Absolute Dating

29
Q

C14 Half Life

A

5700± 30 yrs

30
Q

In this technique, the faunal deposits such as fossils of dead animals are used to establish a strategy for dating.

A

Biostratigraphy

31
Q

Less expensive and efficient

A

Relative dating

32
Q

It determines the age of the sample by measuring the amount of a particular radioactive isotope present in the sample.

A

Radioactive Dating

33
Q

Works well with igneous and metamorphic rocks

A

Absolute Dating

34
Q

This technique is used to determine the age of the tree.

A

Dendrochronology

35
Q

A technique that determines the relative age.

A

Relative Dating

36
Q

700 million yrs half-life

A

UI235

37
Q

The time needed for one-half of the parent atoms to turn into daughter atoms.

A

Half-Life

Earth Science (13 decks)

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