15) “The physical, chemical, and biological laws that operate today have also operated in the geologic past” is a statement of the doctrine of ________________________________.
Responda
Uniformatarianism
Universal health
Paleontology
Catastrophism
Questão 2
Questão
16) The doctrine of __________________ implies that Earth’s landscape has been developed by worldwide disasters over a short time span.
Responda
Uniformatarianism
Destruction
Catastrophism
Universal time
Questão 3
Questão
17) The doctrine of _______________ was put forth by James Hutton in his monumental work Theory of the Earth.
Responda
Destruction
Catastrophism
Uniformatarianism
Universal time
Questão 4
Questão
Atoms with the same atomic number but different atomic mass number are called_________.
Responda
protons
isotopes
ions
neutrons
Questão 5
Questão
A(n) ______________ in the rock record represents a long period during which deposition ceased, erosion removed previously formed rocks, and then deposition resumed.
Responda
numeric dating
superposition
relative dating
unconformity
Questão 6
Questão
Earth is about _________________ years old.
Responda
4,000
4.5 million
4.5 billion
5.4 million
Questão 7
Questão
Which eon of the geologic time scale means “visible life”?
Responda
Proterozoic
Phanerozoic
Archean
Hadean
Questão 8
Questão
“Most layers of sediments are deposited in a horizontal position” is a statement of the principle of ______.
Responda
Original horizontality
Superposition
Cross-cutting
inclusion
Questão 9
Questão
23) A (n) __________ consists of tilted rocks that are overlain by younger, more flat-lying strata.
Responda
disconformity
fault
nonconformity
angular unconformity
Questão 10
Questão
A date that pinpoints the time in history when something took place is known as a (n) _______date.
Responda
relative
exact
known
numerical
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