Earths Systems Flashcards

All about earths systems (atmosphere, lithosphere, biosphere, hydrosphere)

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1
Q

Abiotic

A

Non-living things in an Environment

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2
Q

Atmosphere

A

The atmosphere is the envelope of gasses that surround earth.

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3
Q

Bio

A

Life/Living

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4
Q

Biosphere

A

Sum of all ecosystems on earth made up of the parts of earth where life exists, can be found with every other sphere.

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5
Q

Biotic

A

All living things/Anything living

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6
Q

Crust

A

The outer layer of earth. is 20 to 80km thick. Made up of valleys, trenches, mountains, and volcanos. Composed of tectonic plates.

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7
Q

Cryosphere

A

Solid form of water. includes glaciers, ice caps and icebergs

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8
Q

Greenhouse Gas

A

Any gas that has the property of absorbing radiation.

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9
Q

Groundwater

A

Water found underground

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10
Q

Lithosphere

A

The lithosphere is the solid, outer part of the earth, including the crust and upper mantle.

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11
Q

Mesosphere

A

Where meteors are found

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12
Q

Salinity

A

Amount of salt in water

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13
Q

Stratosphere

A

Composed of ozone

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14
Q

Tectonic Plates

A

Plates that sit under the earth and move a little

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15
Q

Turbidity

A

Turbidity refers to cloudiness caused by very small particles of silt, clay, and other substances suspended in water.

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16
Q

Thermosphere

A

Where satellites and space shuttles are found.

17
Q

Troposphere

A

composed of nitrogen, oxygen, argon, and carbon dioxide. In earth (closest to us)

18
Q

Upper mantle

A

Second outer layer of earth extends from below the crust to 410km towards the earth’s core.
Composed of mostly silicon, oxygen, magnesium, and iron.
Mostly molten and flowing.

19
Q

Water Vapour

A

Gas form of water, most visible as clouds and fog, most abundant greenhouse gas in the atmosphere

20
Q

Food Chain

A

Food chains show movement of energy from one trophic level to another in an ecosystems

21
Q

Food Web

A

Food webs show the movement of energy and many interactions within an ecosystem.

22
Q

Herbivore

A

Only eats plant

23
Q

Carnivore

A

Only eats meat

24
Q

Omnivore

A

Eats both plants and meat

25
Q

Producer

A

an organism that can produce/create their own energy. (plants)

26
Q

Consumer

A

Needs to consume/eat other consumers or producers to gain energy.

27
Q

Trophic level

A

The levels an organism is found on a food web/chain

28
Q

Decomposer

A

Responsible for breaking down dead/decomposing organisms to return nutrients to ecosystems.

29
Q

Primary Consumer

A

Eats the producer

30
Q

Secondary consumer

A

Eats the primary consumer

31
Q

Tertiary consumer

A

Eats the secondary consumer

32
Q

Quaternary Consumer

A

Eats the tertiary consumer

33
Q

Ecological Pyramid

A

An ecological pyramid is a graphical representation of the relationship between different organisms in an ecosystem.

34
Q

Energy Pyramid

A

An energy pyramid is a graphical representation of the energy flow at each trophic level in an ecosystem

35
Q

Pyramid of numbers

A

A pyramid of numbers is a graphical representation that shows the number of organisms at each trophic level

36
Q

Biomass

A

Biomass is the weight or quantity of living organisms or organic material in a given area or time.

37
Q

Biomass Pyramid

A

A biomass pyramid is a graphical representation of biomass present in a unit area of various trophic levels

38
Q

10% Rule

A

10% of the energy get transferred when an organism consumes another

39
Q

Germination

A

the development of a plant from a seed or spore after a period of dormancy