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Astronomy:Stars & the Universe

カード 35枚 作成者: Najib (作成日: 2013/12/03)

  • Constellation

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公開範囲:

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言語:

  • カード表 : 英語
  • カード裏 : 英語
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  • 1

    Constellation

    補足(例文と訳など)

    答え

    • Group of stars that form a pattern or dot-to-dot

    解説

  • 2

    Doppler Effect

    補足(例文と訳など)

    答え

    • Apparent change in the wave -length of light that occurs when an object is moving toward or away from the Earth

    解説

  • 3

    Neutron Star

    補足(例文と訳など)

    答え

    • Smallest of all stars; a core-remnant of a star about 8x the mass of our sun

    解説

  • 4

    Nutation

    補足(例文と訳など)

    答え

    • A periodic variation in the inclination of the axis of a rotating object

    解説

  • 5

    Inner planets

    補足(例文と訳など)

    答え

    • A planet whose orbit lies within the asteroid belt-usually rocky (terrestrial), higher density, and small with few or no moons

    解説

  • 6

    Ellipse

    補足(例文と訳など)

    答え

    • A regular oval shape , typically the path that planets take around their central star

    解説

  • 7

    Asteroid belt

    補足(例文と訳など)

    答え

    • Region of space between Mars and Jupiter in which asteroids are found

    解説

  • 8

    Period of revolution

    補足(例文と訳など)

    答え

    • Time it takes a planet to make one revolution around the sun

    解説

  • 9

    Meteoroid

    補足(例文と訳など)

    答え

    • Chunk of metal or stone that orbits the sun

    解説

  • 10

    Period of Rotation

    補足(例文と訳など)

    答え

    • Time it takes a planet to make one rotation on its axis

    解説

  • 11

    Red-shift

    補足(例文と訳など)

    答え

    • Shift toward the red end of the spectrum of a star that is moving away from the Earth

    解説

  • 12

    Supernova

    補足(例文と訳など)

    答え

    • Tremendous explosion in which a star breaks apart, releasing energy and newly formed elements

    解説

  • 13

    Barycenter

    補足(例文と訳など)

    答え

    • The point where 2 masses are balanced; in space, this is the point of the 2-body system where both objects revolve around

    解説

  • 14

    Nebula

    補足(例文と訳など)

    答え

    • Massive cloud of dust and gas between the stars from which a star is created

    解説

  • 15

    Comet

    補足(例文と訳など)

    答え

    • Object made of ice, gas, and dust that travels through space

    解説

  • 16

    Main sequence star

    補足(例文と訳など)

    答え

    • In the H-R diagram, a star that lies in an area from the upper left corner to the lower right corner

    解説

  • 17

    Meteor

    補足(例文と訳など)

    答え

    • Streak of light produced by a meteoroid as it burns up in the Earth's atmosphere

    解説

  • 18

    Parallax

    補足(例文と訳など)

    答え

    • Apparent change in the position of a star in the sky due to the change in the Earth's position as the Earth moves around the sun

    解説

  • 19

    Apparent magnitude

    補足(例文と訳など)

    答え

    • Brightness of a star as it appears on the Earth

    解説

  • 20

    Outer planets

    補足(例文と訳など)

    答え

    • A planet whose orbit lies outside the asteroid belt

    解説

  • 21

    Absolute magnitude

    補足(例文と訳など)

    答え

    • Amount of light a star actually gives off

    解説

  • 22

    Big Bang Theory

    補足(例文と訳など)

    答え

    • The theory that the universe began with an explosion of concentrated matter & energy and has been expanding ever since

    解説

  • 23

    Red giant (supergiant)

    補足(例文と訳など)

    答え

    • Star with a diameter up to 1000 times the diameter of the sun; largest of all stars

    解説

  • 24

    Black hole

    補足(例文と訳など)

    答え

    • Core remnant of a supermassive star that remains after a supernova; The gravity is so strong that not even light can escape

    解説

  • 25

    Gravity

    補足(例文と訳など)

    答え

    • Force of attraction between objects- The strength depends on the masses of the objects and the distance between them

    解説

  • 26

    Solar system

    補足(例文と訳など)

    答え

    • Sun, planets, and all the other objects that revolve around the sun

    解説

  • 27

    Hertzsprung-Russell diagram

    補足(例文と訳など)

    答え

    • Chart that shows the relationship between the absolute magnitude and the surface temperature of stars

    解説

  • 28

    Meteorite

    補足(例文と訳など)

    答え

    • Meteoroid that strikes the Earth's surface

    解説

  • 29

    White dwarf

    補足(例文と訳など)

    答え

    • Small dense star that is the hot core-remnant of a star roughly the size of our sun

    解説

  • 30

    Inertia

    補足(例文と訳など)

    答え

    • the tendency of an object to resist a change in its motion

    解説

  • 31

    Galaxy

    補足(例文と訳など)

    答え

    • Huge collection of stars; can be spiral, elliptical, or irregular

    解説

  • 32

    Retrograde rotation

    補足(例文と訳など)

    答え

    • Reverse motion in which a planet rotates from east to west, instead of from west to east

    解説

  • 33

    Nuclear Fusion

    補足(例文と訳など)

    答え

    • Joining of an atomic nucleus into larger nuclei, during which nuclear energy is released- the form of energy that the sun uses as H fuses to He

    解説

  • 34

    Orbit

    補足(例文と訳など)

    答え

    • Path an object takes when moving around another object in space-usually elliptical

    解説

  • 35

    Precession

    補足(例文と訳など)

    答え

    • The slow movement of the axis of a spinning body around another axis

    解説

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