earth science terms

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Atmosphere

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40 Terms

1

Atmosphere

A mixture of gases that surrounds a planet or moon.

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2

Hydrosphere

All the water on earth

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3

Geosphere

the solid part of the earth consisting of the crust and outer mantle

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4

Biosphere

Consists of all life on Earth which includes land, humans, plants, and animals.

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5

System

A group of parts that work together as a whole

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6

Interact

Act in such a way as to have an effect on another

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7

Constellation

A group of stars that form a pattern in the sky

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8

Star

A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion.

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9

Red Dwarf, Yellow Dwarf, Blue Giant, Super Giant

Types of Stars

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10

Luminosity (magnitude) of a Star

the brightness of a star

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11

True Brightness (magnitude)

actual brightness of a star

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12

Apparent Brightness (magnitude)

the brightness of a star as seen from Earth

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13

Exoplanet

A planet outside of our Solar System.

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14

Our sun is a

yellow dwarf

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15

Goldilocks Zone

habitable zone able to sustain life

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16

Saline

having to do with salt

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17

Desalination

A process of removing salt from ocean water

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18

Conserve

To save by using carefully

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19

Reservoir

A natural or artificial place where water is stored

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20

light year

The distance that light travels in one year

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21

Atmosphere

A mixture of gases that surrounds a planet or moon.

New cards
22

Hydrosphere

All the water on earth

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23

Geosphere

the solid part of the earth consisting of the crust and outer mantle

New cards
24

Biosphere

Consists of all life on Earth which includes land, humans, plants, and animals.

New cards
25

System

A group of parts that work together as a whole

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26

Interact

Act in such a way as to have an effect on another

New cards
27

Constellation

A group of stars that form a pattern in the sky

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28

Star

A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion.

New cards
29

Red Dwarf, Yellow Dwarf, Blue Giant, Super Giant

Types of Stars

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30

Luminosity (magnitude) of a Star

the brightness of a star

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31

True Brightness (magnitude)

actual brightness of a star

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32

Apparent Brightness (magnitude)

the brightness of a star as seen from Earth

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33

Exoplanet

A planet outside of our Solar System.

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34

Our sun is a

yellow dwarf

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35

Goldilocks Zone

habitable zone able to sustain life

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36

Saline

having to do with salt

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37

Desalination

A process of removing salt from ocean water

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38

Conserve

To save by using carefully

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39

Reservoir

A natural or artificial place where water is stored

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40

light year

The distance that light travels in one year

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