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Age of Earth & Relative Dating Flashcards | StudBud
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Age of Earth & Relative Dating
Age of Earth & Relative Dating
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#relativedating #lawofsuperposition #uniformitarianism #fossil
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1
Some areas used to be covered by water. Which type of fossil is least likely to be found there?
fossils of dinosaurs
fossils of fish bones
fossils of coral rock
fossils of seashells
2
The following is an example of what?
folding
unconformity
faulting
tilting
3
According to law of superposition, which is the oldest layer?
A
D
E
F
4
The following is an example of what?
tilting
folding
intrusion
faulting
5
Determining whether an object is older/younger than another is called.....
fossils
relative dating
absolute dating
superposition
6
Which of these is not physical evidence of geological evolution?
The Grand Canyon
Sea-level changes
Mayan pyramids
shapes of the continents
7
Alfred Wegener found glacial deposits in Africa. This supports his idea about what?
continental drift theory
theory of spontaneous generation
expanding Earth theory
big bang theory
8
Which layer(s) are older than layer B
C and E
A only
E only
C, E, and D
9
What principle states that geologic processes today can explain geologic processes of the past?
relative dating
uplift
uniformitarianism
superposition
10
What change explains Pangaea changing to the current continental arrangement?
changes in weathering and erosion
changes in volcanic activity in the oceans
changes in tectonic plate positions
changing ocean currents & temperatures
11
The following is a picture of what?
foot print fossil
old fossil
amber fossil
trace fossil
12
Why would a scientist discover marine fossils on top of a mountain?
the rocks on the mountain were once underwater
Some marine organisms could live on mountains
the relative age was younger than they thought
due to erosion
13
Which determines relative age of sedimentary layers based on their organization?
radioactive dating
law of superposition
fossil comparison
rate of sedimentation
14
Remains of organisms that lived long ago that are preserved in rock are called what?
fossils
superposition
uniformitarianism
amber
15
Scientists have found fossils of ferns in Antarctica. What could they conclude?
There was less competition between species
It has always been located at the South Pole
The ferns adapted to the cold climate
the climate of Antarctica changed over time
16
What says that if rock is undisturbed then the youngest rock will be on top & oldest on bottom?
theory of continental drift
uniformitarianism
law of relative dating
law of superposition
17
What is climate?
Weather on any day
Sunny weather
Rainy weather
Weather over a long period of time
18
Scientists use ice cores to study what?
Earth's climate
composition of atmosphere
All of these
precipitation during a certain time
19
This is an example of what?
tilting
unconformity
fault
folding