exam 1 Flashcards

(44 cards)

1
Q

A green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis.

A

Chlorophyll

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2
Q

The movement and transformation of chemical elements and compounds between living organisms, the atmosphere, and the Earth’s crust. EX> Phosphorus cycle,Oxygen cycle ,Carbon cycle, Nitrogen cycle

A

Biogeochemical cycle

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3
Q

The geologic time scale is the “calendar” for events in Earth history

A

Time scale

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4
Q

A simplification of a connected system where a substance (like water) is held in reservoirs and moves between reservoirs through transport processes or fluxes

A

Box model

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5
Q

The biosphere of the earth or another planet, especially when the interaction between the living and nonliving components is emphasized

A

ecosphere

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6
Q

A natural, organic material that forms in wetlands when plant matter decomposes under low oxygen conditions

A

Peat

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7
Q

General definition: a concept that describes how a change increases over time as each new amount or fact is added

A

Cumulative Change

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8
Q

A system that transfers energy, but not matter, across its boundary to the surrounding environment

A

Closed System

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9
Q

The Anthropocene Epoch is an unofficial unit of geologic time, used to describe the most recent period in Earth’s history when human activity started to have a significant impact on the planet’s climate and ecosystems

A

Anthropocene

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10
Q

The color and width of tree rings can provide snapshots of past climate conditions

A

Tree Rings

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11
Q

The electromagnetic spectrum, includes energy from long wavelengths (radio waves), through visible light, all the way to short-wavelength X-rays and gamma waves

A

Electromagnetic waves

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12
Q

Organisms, such as plants and phytoplankton, that can produce their own food through photosynthesis or chemosynthesis

A

Primary Producer

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13
Q

The rate of transfer of fluids, particles or energy per unit area across a given surface

A

Flux

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14
Q

he rate at which solar energy is captured in sugar molecules during photosynthesis

A

gross primary production

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15
Q

A hydrocarbon is an organic compound consisting of hydrogen and carbon found in crude oil, natural gas, and coal

A

Hydrocarbon

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16
Q

he total amount of water on a planet

A

Hydrosphere

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17
Q

A combustible black or brownish-black sedimentary rock with high amounts of carbon and hydrocarbons

A

Coal

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18
Q

A generic term for non-renewable energy sources such as coal, coal products, natural gas, etc.

19
Q

Involves the movement of carbon atoms over a relatively short period of time

A

Short term carbon cycle

20
Q

A series of graphs for different plant species displayed side by side

A

Pollen Diagram

21
Q

Realm of technology and its effect on the climate

22
Q

The theory that change in the earth’s crust during geological history have resulted from the action of continuous and uniform processes

A

Uniformitarianism

23
Q

The process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water during photosynthesis, water and carbon dioxide combine to form carbohydrates and give off oxygen

A

Photosynthesis

24
Q

The release of CO2 into the atmosphere, soil and oceans by animals as they exhale

25
The residence time definition is adapted to fit with ground water, the atmosphere, glaciers, lakes, streams, oceans. More specifically it is the time during which water remains within an aquifer, lake, river, or other water body before continuing around the hydrological cycle
Residence Time
26
Continuing without change in function or structure
Peristent Change
26
Refers to comprehensive and fundamental shifts that impact the structures and processes of global systems – such as economics, politics, society, and the environment
Systemic Change
26
The cumulative environmental effects of human activities ultimately intensify global warming and climate change
Cumulative Change
27
To flow with the seasons and respond to longer climatic shifts and often to the actions of people
Rhythmic Change
28
these terms refer to certain short-term changes in climate
Short lived change
29
A simplification of a connected system where a substance, like water, is held in reservoirs and moves between reservoirs through transport processes or fluxes
Reservoir
30
Rot or decompose through the action of bacteria and fungi
Rot or decompose
31
A gas that contributes to the greenhouse effect by absorbing infrared radiation
Green house gas
32
Evaluation of scientific, academic, or professional work by others working in the same field
peer reivew
33
Relating to or denoting the first epoch of the quaternary period, between the Pliocene and Holocene epochs
pleistocene period
33
Systems change can be defined as shifting component parts of a system — and the pattern of interactions between these parts — to ultimately form a new system that behaves in a qualitatively different way
systemic change
34
a piece of academic writing that provides analysis, interpretation, and argument based on in-depth independent research
research paper
35
gross primary productivity minus the rate of energy loss to metabolism and maintenance. In other words, it's the rate at which energy is stored as biomass by plants or other primary producers and made available to the consumers in the ecosystem.
net primary production
36
Means that there is balance in the long-term, despite short-term changes and fluctuations happening
steady state
37
Oil in terms of geography refers to the location of oil deposits, how oil is formed, and how it is extracted from the earth
oil
38
Chemical compound consisting of one atom of calcium, one of carbon, and three of oxygen that is the major constituent of limestone, marble, chalk,
CaC03
39
The name given to the last 11,700 years of earths history
Holocene
39
Rocks formed from pre-existing rocks or pieces of once-living organisms that accumulate on the earth’s surface
Sedimentary Rocks
40
Degraded by microbes, thermogenically altered by heat and pressure, or buried more deeply and lost to the surface carbon cycle
Buried organic matter