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Mr.fild science > Space Vocabulary > Flashcards

Space Vocabulary Flashcards

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1
Q

Orbit

A

The path of an object in space as it moves around another object due to gravity

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2
Q

Galaxy

A

a group of solar systems, dust, and gas held together by gravity; our solar system is part of the Milky Way galaxy

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3
Q

Universe

A

everything that exists in, on and around the Earth

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4
Q

A body that produces a coma of gas and dust, a small icy body that orbits the sun

A

Comet

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5
Q

An event during which one object in space casts a shadow onto another

A

Eclipse

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6
Q

More than half but less than fully illuminated

A

Gibbous moon

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7
Q

A sun centered theory of the universe

A

Heliocentric theory

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8
Q

The rise and fall of the oceans caused by the gravitational pull of the moon and sun

A

Tide

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9
Q

The gradual decrease in the illuminated surface of the moon

A

Waning

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10
Q

Earth centered theory of the solar system

A

Geocentric theory

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11
Q

An oval or flattened circle

A

Ellips

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12
Q

One of a pattern of temperature changes and other weather trends over the course of a year

A

Seasons

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13
Q

The force that object exert on one another because of their mass

A

Gravity

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14
Q

A round pit left behind on the surface of a planet after a smaller object strikes the surface

A

Impact crater

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15
Q

The sun and its family of orbiting planets and moons and other object

A

Solar system

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16
Q

A large planets that consists mostly of gases in a dense form

A

Gas giant

17
Q

In orbit a position and time in which sun shines equal on both hemispheres

A

Equinox

18
Q

The entire surface of the moon

A

Full moon

19
Q

In orbit a position and time during which one hemisphere receives the maximum sunlight

A

Solstice

20
Q

An object that orbits a more massive object

A

Satellite

21
Q

The gradual increase of the illumination surface of the moon

A

Waning

22
Q

The illuminated surface is less than a quarter illuminated

A

Crescent moon

23
Q

Half of the moon is illuminated

A

Quarter moon

24
Q

A brief streak of light produced by a particle entering earths atmosphere at high speed

A

Meteor

25
Q

A planet that has a rocky surface

A

Terrestrial planet

26
Q

An imaginary line about which a turning body such as earth rotates

A

Axis of rotation

27
Q

The force that objects exert on the another because of their mass

A

Qravity

Mr.fild science (6 decks)

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