GEO SCI 109 - Study Guide- Questions &
ANSWERS 100% RATED CORRECT- SURE PASS!! |
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Lord Kelvin was wrong about the age of the Earth because: - ✔✔He did not know
about radioactivity.
Nicholas Steno's Principle of Original Horizontality states that: - ✔✔Sedimentary
rocks are originally deposited horizontally.
It is important that minerals used for absolute age dating are: -
✔✔Unmetamorphosed.
Why is radioactive decay useful for absolute age dating of rocks? - ✔✔The parent
isotope decays to the daughter isotope at a regular rate.
Nicholas Steno's Principle of Superposition states that: - ✔✔Older rocks are
deposited below younger rocks.
What is the age of the Earth? - ✔✔4.650 billion years.
What geologic Periods comprise the Mesozoic Era? - ✔✔Triassic, Jurassic,
Cretaceous.
Nicholas Steno's Principle of Lateral Continuity refers to: - ✔✔How rock layers extend
laterally over great distances.
, What is a half-life? - ✔✔The time it takes for half of the parent isotope to decay into
the daughter isotope.
Radioactive decay of unstable isotopes involves: - ✔✔Parent isotopes decaying to
become daughter isotopes.
QUIZ 03 - ✔✔QUIZ 03
Natural Selection + ___________= Evolution - ✔✔Genetic variation.
What is "Neo-Darwinism"? - ✔✔The combination of Darwinian evolution with
modern genetics.
What is the population genetics definition of evolution? - ✔✔Change in the gene
frequencies of a population over time.
What is one feature of the species fixity concept? - ✔✔Species never change.
How did Lamarck explain the origin of long necks in giraffes? - ✔✔They stretched to
reach leaves high up in trees and so their offspring had slightly longer necks.
- ✔✔
Darwinian evolution involves: - ✔✔Natural selection.
What evidence supports evolution instead of transformism or special creation? -
✔✔Species share common ancestors.
ANSWERS 100% RATED CORRECT- SURE PASS!! |
Newest 2025
Lord Kelvin was wrong about the age of the Earth because: - ✔✔He did not know
about radioactivity.
Nicholas Steno's Principle of Original Horizontality states that: - ✔✔Sedimentary
rocks are originally deposited horizontally.
It is important that minerals used for absolute age dating are: -
✔✔Unmetamorphosed.
Why is radioactive decay useful for absolute age dating of rocks? - ✔✔The parent
isotope decays to the daughter isotope at a regular rate.
Nicholas Steno's Principle of Superposition states that: - ✔✔Older rocks are
deposited below younger rocks.
What is the age of the Earth? - ✔✔4.650 billion years.
What geologic Periods comprise the Mesozoic Era? - ✔✔Triassic, Jurassic,
Cretaceous.
Nicholas Steno's Principle of Lateral Continuity refers to: - ✔✔How rock layers extend
laterally over great distances.
, What is a half-life? - ✔✔The time it takes for half of the parent isotope to decay into
the daughter isotope.
Radioactive decay of unstable isotopes involves: - ✔✔Parent isotopes decaying to
become daughter isotopes.
QUIZ 03 - ✔✔QUIZ 03
Natural Selection + ___________= Evolution - ✔✔Genetic variation.
What is "Neo-Darwinism"? - ✔✔The combination of Darwinian evolution with
modern genetics.
What is the population genetics definition of evolution? - ✔✔Change in the gene
frequencies of a population over time.
What is one feature of the species fixity concept? - ✔✔Species never change.
How did Lamarck explain the origin of long necks in giraffes? - ✔✔They stretched to
reach leaves high up in trees and so their offspring had slightly longer necks.
- ✔✔
Darwinian evolution involves: - ✔✔Natural selection.
What evidence supports evolution instead of transformism or special creation? -
✔✔Species share common ancestors.
