earth science terms
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40 Terms
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Atmosphere
A mixture of gases that surrounds a planet or moon.
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Hydrosphere
All the water on earth
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Geosphere
the solid part of the earth consisting of the crust and outer mantle
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Biosphere
Consists of all life on Earth which includes land, humans, plants, and animals.
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System
A group of parts that work together as a whole
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Interact
Act in such a way as to have an effect on another
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Constellation
A group of stars that form a pattern in the sky
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Star
A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion.
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Red Dwarf, Yellow Dwarf, Blue Giant, Super Giant
Types of Stars
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Luminosity (magnitude) of a Star
the brightness of a star
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True Brightness (magnitude)
actual brightness of a star
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Apparent Brightness (magnitude)
the brightness of a star as seen from Earth
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Exoplanet
A planet outside of our Solar System.
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Our sun is a
yellow dwarf
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Goldilocks Zone
habitable zone able to sustain life
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Saline
having to do with salt
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Desalination
A process of removing salt from ocean water
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Conserve
To save by using carefully
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Reservoir
A natural or artificial place where water is stored
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light year
The distance that light travels in one year
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Atmosphere
A mixture of gases that surrounds a planet or moon.
22
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Hydrosphere
All the water on earth
23
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Geosphere
the solid part of the earth consisting of the crust and outer mantle
24
New cards
Biosphere
Consists of all life on Earth which includes land, humans, plants, and animals.
25
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System
A group of parts that work together as a whole
26
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Interact
Act in such a way as to have an effect on another
27
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Constellation
A group of stars that form a pattern in the sky
28
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Star
A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion.
29
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Red Dwarf, Yellow Dwarf, Blue Giant, Super Giant
Types of Stars
30
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Luminosity (magnitude) of a Star
the brightness of a star
31
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True Brightness (magnitude)
actual brightness of a star
32
New cards
Apparent Brightness (magnitude)
the brightness of a star as seen from Earth
33
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Exoplanet
A planet outside of our Solar System.
34
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Our sun is a
yellow dwarf
35
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Goldilocks Zone
habitable zone able to sustain life
36
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Saline
having to do with salt
37
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Desalination
A process of removing salt from ocean water
38
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Conserve
To save by using carefully
39
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Reservoir
A natural or artificial place where water is stored
40
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light year
The distance that light travels in one year
Note 
Flashcards (31)