Life Cycle of a Star
2 years ago
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18 QuestionsShow answers
  • Question 1
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    Q. What is an exploding star?
    answer choices
    black hole
    Milky Way
    supernova
    solar system
  • Question 2
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    Q. After a supernova, if the core is massive enough it can collapse into a...
    answer choices
    Black Hole
    White Dwarf
    Brown Dwarf
    Black Dwarf
  • Question 3
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    Q.

    Large mass stars exist for a longer time than small mass stars.

    answer choices

    True

    False

  • Question 4
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    Q. More massive stars continue to fuse elements in their cores all the way up to...
    answer choices
    helium (He)
    iron (Fe)
    carbon (C)
    plutonium (Pu)
  • Question 5
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    Q. A collection of stars, dust, and gas bound together by gravity is...
    answer choices
    Universe
    Solar System
    Planet
    Galaxy
  • Question 6
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    Q. All H-R diagrams show what about stars?
    answer choices
    size and mass
    brightness and temperature
    name and location
    fusion of elements
  • Question 7
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    Q. What is a large celestial body that is composed of gas and emits light?
    answer choices
    Nebula
    Star
    Galaxy
    Planet
  • Question 8
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    Q. The most common elements stars are made of...
    answer choices
    Iron & Carbon
    Gold & Zinc
    Hydrogen & Helium
    Fire and Ice
  • Question 9
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    Q. A star is born when it begins...
    answer choices
    nuclear fusion
    nuclear abrasion
    chemical reaction
    nuclear fission
  • Question 10
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    Q. Our sun and most stars are in what stage of their life cycle?
    answer choices
    Planetary Nebula
    White Dwarfs
    Main Sequence
    Giants
  • Question 11
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    Q. The fate of our Sun will be to...
    answer choices
    stay the same forever.
    expand and engulf inner planets.
    supernova in our lifetime.
    destroy the entire solar system.
  • Question 12
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    Q. An example of a star in crisis is when a star:
    answer choices
    becomes super massive
    creates energy from the core
    has luminosity
    runs out of fuel and collapses
  • Question 13
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    Q. Mass of a star determines how long it "lives".
    answer choices
    True
    False
  • Question 14
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    Q. When a star is in the prenatal stage it can be described as:
    answer choices
    A cloud of gas and dust; a nebula
    a bulging area with a fetus
    a ball of plasma where fusion is beginning
    being in a balanced, stable stae 
  • Question 15
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    Q. The main element used to fuel a star during the majority of its life is:
    answer choices
    Helium
    Iron
    Light
    Hydrogen
  • Question 16
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    Q. On the H-R diagram the white dwarf stars are located where?
    answer choices
    top right
    top left
    bottom left
    bottom right
  • Question 17
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    Q. A star in the center of the H-R diagram would have what kind of luminosity?
    answer choices
    no stars are in the center
    dim
    medium
    bright
  • Question 18
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    Q.

    In a star's life what does a star become right after the nebula collapses and protons begin to collide?

    answer choices

    Protostar

    Supergiant

    Main Sequence

    White Dwarf

    Neutron Star

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