chronostratigraphic

Question 1

course geological eons/eonothem in order (youngest to oldest)

Answer 1

phanerozoic

Precambrian

Question 2

course geological eras/erathem in order (youngest to oldest)

Answer 2

• cenozoic
• mesozoic
• palezoic
• proterzoic
• archean

Question 3

what is chronostratigraphy

Answer 3

integrated approach to establishing the time relationships among geologic units

Question 4

ways of establishing the time relationship among geologic units

Answer 4

• biostratigraphy
• magnetostratigraphic
• allostratigraphy
• geochronology

Question 5

biostratigraphy

Answer 5

study of fossil record with emphasis on faunal succession to establish relative time relationship

Question 6

magnetostratigraphic

Answer 6

study of magnetic properties of rock units for the purpose of correlation using magnetic polarity reversals

Question 7

allostratigraphy

Answer 7

study of rock units defined by unconformities and other features generated by base level change

Question 8

geochronology

Answer 8

various techniques, especially isotope geochemistry, to establish the absolute age of rock units