Final Exam Study Guide Flashcards

1
Q

What are contour lines

A

lines that indicate constant change of elevation

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2
Q

What is a Index Contour

A

labeled dot to show the change in elevation

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3
Q

What is a Contour Interval

A

increase or decrease in elevation

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4
Q

what do lines that are close mean

A

mountains, cliffs

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5
Q

What do lines that are spread out mean

A

valleys, slopes

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6
Q

what are the 3 dating techniques

A
  1. Relative Dating
  2. Correlative Dating
  3. Numerical Dating
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7
Q

What is Relative Dating

A

determines sequence in which rocks are formed

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8
Q

Limitation and advantages of Relative Dating

A

Limit: can not reveal how long ago: no numerical count
Advantage: can reveal relative age- most commonly used

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9
Q

What are Stenos Relative dating principles

A

different observations about rock layers
1. Principle of Superposition
2. Principle of original horizontality
3. Principle of lateral continuity
4. Principle of cross cutting relationship
5. Principle of Inclusions

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10
Q

What are Unconformities

A

where steno principles are violated

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11
Q

What is the principle of superposition

A

the oldest rock on the bottom, youngest on the top

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12
Q

what is the principle of original horizontality

A

sediments are generally deposited in horizontal positions- flat rocks

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13
Q

What is the principle of lateral continuity

A

sediments are extended in continuous layers until they thin out-

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14
Q

what is the principle of cross cutting relationships

A

cuts across the original rocks- either lines or faults

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15
Q

what is the principle of inclusions

A

rock fragments are older than what they are found in

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16
Q

What are the relative dating unconformities

A
  1. Disconformity
  2. Angular Disconformity
  3. Non Conformity
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17
Q

what is disconformity

A

parallel rock layers separated by an erosional plane

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18
Q

what is angular disconformity

A

inclined rock layer overlain by flatter rocks

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19
Q

what is non conformity

A

old metamorphic rock overlain by younger sedimentary rock

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20
Q

What is paleontology

A

the study of plants and fossils

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21
Q

what is a body fossil

A

in tack skeletal remain: best anatomical information

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21
Q

what is a per mineralization

A

underground water permeated in pore spaces- opalized animals part/ petrified wood

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22
Q

What are mold and casts

A

molds: voids left behind when buried remains are dissolved
casts: mineral/ rocks replica of organisms made from molds

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23
Q

what is carbonization

A

liquids, gases squeezed out in 2d images left behind

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24
what are impressions
imprints left in rocks as remains are squeezed or destroyed
25
what are amber traps
insects getting trapped in tree sap
26
what are trace fossils
tracks, or burrows
27
what is correlative dating
connections between rocks from different places: fossils---> connect to a period of time
28
what are index fossils
used to establish ages of rocks
29
what is numerical dating
looking at isotopes and seeing how long they been broken down
30
What are the 2 large scale events: Econs
1. Precambrian 2. Phanerozoic
31
What are the 3 mid scale eras
1. Paleozoic: old life 2. Mesozoic : middle life 3.Cenozoic: new life
32
What are the important events that took place in Paleozoic
1. The Cambrian explosion: increased oxygen, start of predatory vs prey 2. The Great dying started the end of Paleozoic era
33
What is the great dying
the start of the mesozoic- 17% of species survived, largest extinction event
34
What is the mesozoic era
dinosoruars, reptiles, marine recovery
35
what is infiltration
The process by which water soaks into the ground
36
what is bed load
The sediments in a river that move along the bottom
37
what is POROSITY:
AMOUNT OF PORE SPACE FOR WATER TO ACCUMULATE
38
what is Permeability:
ability for water to get to those pore spaces
39
what are the 3 key greenhouse gases
carbon dioxide, methane, and nitrous oxide
40
where is carbon found
in the burning of fossils fules: like cars
41
where is methane found
shown through livestock and rice fields)(burps from cattle's bacteria
42
where is nitrous oxide
shown through fertilizers, nitrogen in fertilizer breaks down over time)
43
what is the difference between weather and climate
Weather is short term, local atmospheric conditions climate is long term: season/ months
44
what is the most common gas in earths atmosphere
nitrogen
45
Which gas reduces incoming ultraviolet radiation
ozone
46
what is Proxy data
Proxy data is indirect evidence of past environmental condition Examples: glacial ice, seafloor sediments and fossils, fossil pollen, tree ringsm and oxygen isotopes
47
what is the Greenhouse effect
when the sun emits radiation(light plus heat), some radiation is reflected or emitted into space, some radiation gets absorbed and redistributed by greenhouse gases
48
what are the Effects of climate change
Effects of climate change are warming oceans, sea level rise, extreme weather, suffering food and water supply, decline in public health, and climate inequity
49
what happens whe. the ocean warms
Warming oceans result in habitat loss, redistribution, fishing disrupted, deoxygenation, and coral bleaching
50
What can we do??
What can we do?? drive less, take bus, reduce hot water usage, switch to energy efficent appliances, use water bottles, reduce plastic consumption, reduce meat consumption, and avoid fast fashion
51
Which model of the solar system puts the sun at the center?
heliocentric)
52
is earth round
yes
53
what is the Position relative to sun for terrestrial planets
( mercury 1, Venus 2, earth 3, mars 4)
54
Position relative to sun for Jovian planets
Jupiter 5, Saturn 6, Uranus 7, Neptune 8)
55
what is the Celestial sphere
earth sat in center of spheres Spheres around the earth where the moon and sun rotate around the sun Idea that stars were just light coming through holes through the outermost sphere
56
what is the Ptolemaic model
Ptolemaic model Epicycles(mathematical complex patterns that planets moved around in)(weird trajectories)
57
what is the Copernican Model
Breakthrough using straightforward geometry and says that earth isnt in the center
58
what is the difference between geocentrism vs heliocentrism
geocentric e earth is at the center of the universe, and the planets, the sun and the moon, and the stars circles around it. heliocentric models consider the sun as the center, and the planets revolve around the sun.
59
what are the driving forces of stars
gravity * pulls matter in thermal nuclear energy * pushes matter out
60
what is the big bang timeline
Big Bang Timeline 1 Second * universe = 10,000,000,000,000° C * quarks → protons, neutrons 3 Minutes * universe = 100,000,000° C * protons + neutrons → nuclei * electrons form ~300,000 Years * nuclei + electrons → atoms * big clouds of gas
61
What is Pedagogy:
Pedagogy: the theory or practice of education
62
What are the NEXT GEN SCIENCE STANDARDS
PE’s - over-arching goals DCI’s - science topics CCC’s - recurring themes SEP’s - skills introduced / refined (graphing & statistics)
63
what is gamification
Gamification: the process of integrating game design elements and principles into non-game contexts, like education. The goal is to enhance engagement, motivation, and participation by making activities more enjoyable and interactive.
64
what is blooms taxonomy
Bloom’s taxonomy: framework used to classify educational objectives and learning outcomes 1.Remember 2.Understand 3.Apply 4.Analyze 5.Evaluate 6.Create
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