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Earth Science Chapter 2 - Burgess Flashcards | StudBud
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Earth Science Chapter 2 - Burgess
Earth Science Chapter 2 - Burgess
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Questions
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Answers
1
Which of the following can be described by the principle of uniformitarianism?
a large earthquake
an asteroid impact
steady erosion
a mass extinction
2
Which best describes a fossil that was discovered in rock at the base of a cliff?
it is likely older than a fossil at the top of the cliff
it is likely younger than a fossil at the top of the cliff
it is most likely an index fossil
it is likely younger than a fossil halfway up the cliff
3
break or crack in Earth’s crust where rocks can move
tilting
fault
unconformity
geologic column
4
The Bible teaches that the Earth is about 6,000 years old.
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5
Large rings in ice cores means that there was not much preciptation during that time period.
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6
Which of the following is a type of event that could cause immediate changes on Earth?
fossil formation
asteroid impact
continental drift
weathering and erosion
7
Relative dating dates ages of rocks using radioactive isotopes.
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8
Coach South is older than Coach Burgess, but younger than Mr. Rutherford. This is an example...
of relative ages
of absolute ages
9
Which of these choices is an example of the way a geologist would use relative dating?
using radioactive isotopes to determine the exact age of roc
placing rock layers in order of oldest to youngest
determining the minerals that make up rocks
classifying rocks as igneous, sedimentary, or metamorphic
10
the bending of rocks that can happen when rock layers are squeezed together.
tilting
unconformity
intrusion
folding
11
How does sedimentary rock usually form?
horizontal layers
vertical layers
swirling layers
large crystals
12
determining actual age of object in years
radioactive decay
relative dating
absolute dating
folding
13
What can scientists learn by studying these ice cores?
major changes that have taken place on Earth’s surface
history of Earth’s climate
how new species have evolved
how continents have moved
14
traces or remains of organisms that lived long ago
index fossils
trace fossils
fossils
geologic column
15
ordered arrangement of rock layers based on the relative ages, with oldest rocks at bottom.
geologic column
unconformity
law of superposition
absolute dating
16
Finding the absolute age by determining the relative %s of a radioactive parent isotope
index fossils
radiometric dating
half life
relative dating
17
when Earths forces move rock layers up or down unevenly. The layers become slanted.
folding
unconformity
intrusion
tilting
18
a fossil is formed as a result of the movement of an organism in soft sediment is
unconformity
trace fossil
index fossils
fossil
19
Radioactive isotopes are isotopes that are unstable and break down by a process
index fossils
fault
radioactive decay
half life
20
time
needed for
half
of a sample of a radioactive element to decay
half-life
radiometric dating
relative dating
absolute dating
21
Which layer is the youngest? (Law of Superposition)
4
2
1
3
22
According to the Law of Superposition, in undisturbed layers, the oldest rocks are on bottom?
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23
How does the law of crosscutting relationships explain a fault caused by an earthquake?
The fault is older than the rocks above it.
The fault is younger than the rocks above it.
The fault is younger than the rocks it cuts through.
The fault is older than the rocks it cuts through.
24
missing layer of rock
tilting
unconformity
folding
intrusion
25
igneous rock that forms when magma is injected into rock and then cools and becomes hard.
folding
intrusion
unconformity
tilting
26
Using radiometric dating Scientist (and our book) teaches the Earth is over 4 billion years old
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F
27
fossils used to estimate the absolute age of the rock layers in which they are found
trace fossils
geologic column
fossils
index fossils
