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- 1. Multiple-choice30 seconds1 pt
is the science of determining the relative order of past events, without necessarily determining their absolute age
Relative Dating
Absolute Dating
Radiometric Dating
Carbon Dating
- 2. Multiple-choice30 seconds1 pt
major principle of stratigraphy stating that within a sequence of layers of sedimentary rock, the oldest layer is at the base and that the layers are progressively younger with ascending order in the sequence.
Law of cross cutting relationship
Law of superposition
Law of lateral continuity
Law of original horizontallty
- 3. Multiple-choice30 seconds1 pt
the process of determining an age on a specified chronology in archaeology and geology. It provides a numerical age or range of an objects.
Relative Dating
Absolute Dating
Stratigraphy
Half lives
- 4. Multiple-choice30 seconds1 pt
is a method for determining the age of an object containing organic material by using the properties of radiocarbon
Argon Dating
Carbon Dating
Potassium Dating
Uranium Dating
- 5. Multiple-choice30 seconds1 pt
members of a family of an element that all have the same number of protons but different numbers of neutrons.
Electron
Mass Number
Isotopes
Proton
- 6. Multiple-choice30 seconds1 pt
the time taken for the radioactivity of a specified isotope to fall to half its original value.
Isotopes
Half life
Absolute Dating
Parents Isotopes
- 7. Multiple-choice30 seconds1 pt
What is the half-life of carbon?
5,730 years
6,730 years
5,790 years
7,730 years
- 8. Multiple-choice30 seconds1 pt
The half life of this radio active element is 1.3 billion years, and it decays to calcium-40 by emitting a beta particle with no attendant gamma radiation (89% of the time) and to the gas argon-40 by electron capture with emission of an energetic gamma ray (11% of the time).
Carbon 14
Uranium 238
Potassium 40
Calcium 40
- 9. Multiple-choice30 seconds1 pt
a principle of geology that states that the geologic feature which cuts another is the younger of the two features.
Law of cross cutting relationship
Law of superposition
Law of o%iginal horizontality
Law of lateral continuity
- 10. Multiple-choice30 seconds1 pt
refers to a group of methods of determining how long ago mineral grains were last exposed to sunlight or sufficient heating.
Carbon Dating
Uranium Dating
Denddochronology
Luminescence dating
- 11. Multiple-choice30 seconds1 pt
the study of the strength and direction of Earth's magnetic field recorded by ferromagnetic minerals in rocks and sediments.
Dendrochronology
Luminescence Dating
Carbon 14 Dating
Paleomagnetism
- 12. Multiple-choice30 seconds1 pt
The half-life of strontium-90 is 25 years. How much strontium-90 will remain after 100 years if the initial amount is 4.0 g?
0.75 g
0.50 g
0.25 g
0. 025 g
- 13. Multiple-choice30 seconds1 pt
True or False?
Radioactive dating is the study of the strength and direction of Earth's magnetic field recorded by ferromagnetic minerals in rocks and sediments.
True
False
Maybe
I don't know
- 14. Multiple-choice30 seconds1 pt
With relative dating, scientists determine the definite age of a rock in millions of years before present rather than just the age of the rock relative to the rock units around it.
True
False
May be
I don't know
- 15. Multiple-choice30 seconds1 pt
Stratigraphy is they classification of different layers or layering of sedimentary deposits, and in sedimentary or layered volcanic rocks.
True
False
May be
I don"t know
- 16. Multiple-choice30 seconds1 pt
Paleomagnetism is the time that it takes for half of the original value of some amount of a radioactive element to decay.
True
False
Maybe
I don't know
- 17. Multiple-choice30 seconds1 pt
Stratification in sedimentary rocks may result from changes in texture or composition during deposition
True
False
Maybe
I don't know
- 18. Multiple-choice30 seconds1 pt
Mass Numbers are members of a family of an element that all have the same number of protons but different numbers of neutrons.
True
False
Maybe
I don't know
- 19. Multiple-choice30 seconds1 pt
Lateral continuity is a principle of geology that states that the geologic feature which cuts another is the younger of the two features. It is a relative dating technique in geology.
True
False
Maybe
I don't know
- 20. Multiple-choice30 seconds1 pt
The law of Original Horizontality states that all rock layers were originally horizontal
True
False
Maybe
I don't know
