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System Science & Geologic Time Flashcards | StudBud
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System Science & Geologic Time
System Science & Geologic Time
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1
What is the best method for dating dinosaur fossils?
Uranium/Lead
Radiocarbon
Potassium/Argon
Rubidium/Strontium
2
What method was used to date the age this meteorite and thus the age of the Earth?
Potassium/Argon
Radiocarbon
Uranium/Lead
Rubidium/Strontium
3
Gaps in the geologic rock record are called:
Stratum
Unconformities
Faults
Inclusions
4
Which is not a form of evidence for the Big Bang Theory?
Galaxies are moving away - can see with telescopes and light
Cosmic background microwave radiation
Spectroscopy - measuring ages of gas clouds
The starting point can be seen in our Milky Way
5
Quantitative methods of exactly dating rocks are called:
Radioactive Decay
Absolute Dating
Relative Dating
Speed Dating
6
The Earth is how old?
4.5 thousand years old
4.5 billion years old
13.8 billion years old
4.5 million years old
7
Which is not a type of system?
Stratum
Isolated
Open
Closed
8
The oldest time period of our planet is called:
The Precambrian
The Paleozoic
The Mesozoic
The Cenezoic
9
Falsifiable means:
A hypothesis cannot be false
A hypothesis must be proven false
Theories are not true
A well designed test of a hypothesis can result in a true or false answer
10
When did multi-cellular life begin to expand rapidly?
Cenezoic
Precambrian
Paleozoic
Mesozoic
11
When all the specialists in a scientific field come to the same conclusion on a hypothesis
Scientific Consensus
Law of Physics
Uniformitarianism
Catastrophism
12
When did the Cenezoic Period begin?
4.5 bya
541 mya
252 mya
66 mya
13
This black volcanic rock splitting an older rock is an example of which relative dating principle?
Cross Cutting
Inclusions
Superposition
Horizontality
14
Which is an example of Catastrophism?
The Covid-19 pandemic
We no longer have caribou in Minnesota because it is too hot
The Chicxulub Impact
Mount St. Helen's eruption in 1980
15
Ice and snow melting due to global warming is a:
Isolated Feedback Loop
Negative Feedback Loop
Fruit Loop
Positive Feedback Loop
16
Which Eon is typified by asteroid impacts, vulcanism, and a molten surface?
Archean
Mesozoic
Cenozoic
Hadean
17
The Scientific Method has been around for 1000 years.
False
True
18
Oldest rocks are on the bottom of the Grand Canyon is an example of which relative dating principle?
Horizontality
Superposition
Inclusions
Cross Cutting
19
A system where energy can move through but matter cannot:
Stratum System
Isolated System
Closed System
Open System
20
The hydrologic cycle is an example of which type of system?
Stratum
Isolated
Open
Closed
21
Predator-prey relationships in biology is a:
Fruit Loop
Positive Feedback Loop
Isolated Feedback Loop
Negative Feedback Loop
22
Each time 50% of the parent isotopes change to daughter isotopes is called:
A half-life
Isotopic decay
Nuclear decay
Radioactivity
23
The furnace system in your house is a:
Negative Feedback Loop
Perpetuating Loop
Positive Feedback Loop
Fruit Loop
