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15問 • 2年前
  • Jeon Jungkook
    • 通報

    問題一覧

  • 1

    Which of the following correctly describes a galaxy?

    a system that consists of stars, planets, gas, dust, stellar matter, and stellar remnants that are bound by gravity

  • 2

    Which of the following sets of gravitationally bound systems is correctly arranged according to increasing size?

    solar system→ Milky Way →Local Group →supercluster

  • 3

    What type of galaxy is the Milky Way?

    barred-spiral

  • 4

    What causes a galaxy to have an irregular shape?

    the gravitational pull of a nearby larger galaxy

  • 5

    How does the big bang theory describe the universe?

    The universe started from a singularity and is continuously expanding.

  • 6

    Which of the following pieces of evidence supports the big bang theory?

    all of the above

  • 7

    Which of the following statements correctly describes Hubble's Law?

    Galaxies recede at speeds proportional to their distances from the observer.

  • 8

    According to the big bang theory, what was the condition of the universe before the big bang?

    extremely high temperature with infinite density and zero volume

  • 9

    What is the current prediction on the future of the universe?

    The universe will continue to expand indefinitely

  • 10

    What is dark matter?

    an undetectable form of matter

  • 11

    Spiral Galaxies are ______

    pinwheel - shaped galaxies

  • 12

    Elliptical galaxies have ______

    spherical to cigar-like shapes

  • 13

    sum of all matter/materials

    Universe

  • 14

    13.7 billion years ago, every thing that now ex is concentrated in a single, increbelly hot, and dense state called

    Singularity

  • 15

    The bigbang theory proposed by

    Georges Lemaître (1927)

    • Computer - Reviewer

    Computer - Reviewer

    Jeon Jungkook · 41問 · 2年前

    Computer - Reviewer

    Computer - Reviewer

    41問 • 2年前
    Jeon Jungkook

    Science Reviewer

    Science Reviewer

    Jeon Jungkook · 26問 · 2年前

    Science Reviewer

    Science Reviewer

    26問 • 2年前
    Jeon Jungkook

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    MAPEH - Reviewer

    Jeon Jungkook · 27問 · 2年前

    MAPEH - Reviewer

    MAPEH - Reviewer

    27問 • 2年前
    Jeon Jungkook

    English Reviewer

    English Reviewer

    Jeon Jungkook · 26問 · 2年前

    English Reviewer

    English Reviewer

    26問 • 2年前
    Jeon Jungkook

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    Jeon Jungkook · 25問 · 2年前

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    25問 • 2年前
    Jeon Jungkook

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    MAPEH - REVIEWER (2)

    Jeon Jungkook · 26問 · 2年前

    MAPEH - REVIEWER (2)

    MAPEH - REVIEWER (2)

    26問 • 2年前
    Jeon Jungkook

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    SCIENCE - REVIEWER (2)

    Jeon Jungkook · 24問 · 2年前

    SCIENCE - REVIEWER (2)

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    24問 • 2年前
    Jeon Jungkook

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    Jeon Jungkook · 22問 · 1年前

    ENGLISH - REVIEWER (2)

    ENGLISH - REVIEWER (2)

    22問 • 1年前
    Jeon Jungkook

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    Jeon Jungkook · 8問 · 1年前

    Science (3)

    Science (3)

    8問 • 1年前
    Jeon Jungkook

    Science 4

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    Jeon Jungkook · 45問 · 1年前

    Science 4

    Science 4

    45問 • 1年前
    Jeon Jungkook

    Computer (4)

    Computer (4)

    Jeon Jungkook · 51問 · 1年前

    Computer (4)

    Computer (4)

    51問 • 1年前
    Jeon Jungkook

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    Filipino (4)

    Jeon Jungkook · 10問 · 1年前

    Filipino (4)

    Filipino (4)

    10問 • 1年前
    Jeon Jungkook

    Science 4

    Science 4

    Jeon Jungkook · 45問 · 1年前

    Science 4

    Science 4

    45問 • 1年前
    Jeon Jungkook

    問題一覧

  • 1

    Which of the following correctly describes a galaxy?

    a system that consists of stars, planets, gas, dust, stellar matter, and stellar remnants that are bound by gravity

  • 2

    Which of the following sets of gravitationally bound systems is correctly arranged according to increasing size?

    solar system→ Milky Way →Local Group →supercluster

  • 3

    What type of galaxy is the Milky Way?

    barred-spiral

  • 4

    What causes a galaxy to have an irregular shape?

    the gravitational pull of a nearby larger galaxy

  • 5

    How does the big bang theory describe the universe?

    The universe started from a singularity and is continuously expanding.

  • 6

    Which of the following pieces of evidence supports the big bang theory?

    all of the above

  • 7

    Which of the following statements correctly describes Hubble's Law?

    Galaxies recede at speeds proportional to their distances from the observer.

  • 8

    According to the big bang theory, what was the condition of the universe before the big bang?

    extremely high temperature with infinite density and zero volume

  • 9

    What is the current prediction on the future of the universe?

    The universe will continue to expand indefinitely

  • 10

    What is dark matter?

    an undetectable form of matter

  • 11

    Spiral Galaxies are ______

    pinwheel - shaped galaxies

  • 12

    Elliptical galaxies have ______

    spherical to cigar-like shapes

  • 13

    sum of all matter/materials

    Universe

  • 14

    13.7 billion years ago, every thing that now ex is concentrated in a single, increbelly hot, and dense state called

    Singularity

  • 15

    The bigbang theory proposed by

    Georges Lemaître (1927)