Quiz
The Sun
9th - 12th grade
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Other Sciences
4 years ago by
craniumfire
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21 questions
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  • Question 1
    30 seconds
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    Q. If the stars in our galaxy were ranked in order, increasing in size, our Sun would be _____
    answer choices
    well below the midpoint
    around the midpoint
    slightly above the midpoint
    in the top 10%
  • Question 2
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    Q. The vast majority of stars are _____
    answer choices
    red dwarfs
    yellow dwarfs
    yellow giants
    neutron stars
  • Question 3
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    Q. Compared to the diameter of the Earth, how wide is the Sun?
    answer choices
    10 times wider
    100 times wider
    1,000 times wider
    10,000 times wider
  • Question 4
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    Q. How many Earths could fit inside the Sun?
    answer choices
    about 13 thousand
    about 130 thousand
    about 1.3 million
    about 13 million
  • Question 5
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    Q. What is the temperature of the Sun's core?
    answer choices
    15 thousand degrees Celsius
    150 thousand degrees Celsius
    1.5 million degrees Celsius
    15 million degrees Celsius
  • Question 6
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    Q. In the Sun's core, hydrogen atoms fuse together to form the heavier element _____
    answer choices
    sodium
    helium
    iron
    uranium
  • Question 7
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    Q. How often does the Sun lose a mass equivalent to 15 Empire State Buildings?
    answer choices
    every second
    every minute
    every hour
    every day
  • Question 8
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    Q. In the Sun, where does hydrogen fusion occur?
    answer choices
    only in the core
    in the core and convective zone
    from the core out to the photosphere
    from the core out to the corona
  • Question 9
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    Q. Heat transfer by the buoyant motion of the Sun's heated gases is called _____ 
    answer choices
    conduction
    convection
    thermal radiation
    collusion
  • Question 10
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    Q. Which layer is thin enough to be transparent, and considered the Sun's surface?
    answer choices
    the convective zone
    the photosphere
    the chromosphere
    the corona
  • Question 11
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    Q. Which ethereally thin layer is sort of like the Sun’s atmosphere?
    answer choices
    the convective zone
    the photosphere
    the chromosphere
    the corona
  • Question 12
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    Q. What name is given to the stream of subatomic particles moving away from the Sun?
    answer choices
    solar wind
    aurora borealis
    cosmic dust
    stellar gust
  • Question 13
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    Q. The speed of the solar wind is usually well over _____
    answer choices
    a hundred kilometers per hour
    a thousand kilometers per hour
    a million kilometers per hour
    a billion kilometers per hour
  • Question 14
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    Q. During hydrogen fusion in the Sun’s core, the energy is released mostly in the form of _____
    answer choices
    light
    heat
    chemical energy
    kinetic energy
  • Question 15
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    Q. How long does it take for the energy from the Sun's core to work it's way out?
    answer choices
    close to 200 years
    close to 2,000 years
    close to 20,000 years
    close to 200,000 years
  • Question 16
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    Q. The Sun is made of "a gaseous soup of charged particles", called _____
    answer choices
    a plasma
    ionizing radiation
    aurora
    neutral gases
  • Question 17
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    Q. What is the term for a dark region on the surface of the Sun?
    answer choices
    a solar vortex
    a field flux
    a sunspot
    a stellar speck
  • Question 18
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    Q. Prominences are huge arcs of material flowing along loops of _____
    answer choices
    gravitational field lines
    electric field lines
    magnetic field lines
    nuclear field lines
  • Question 19
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    Q. What is the name for the localized explosion that blasts material off the surface of the Sun?
    answer choices
    a filament
    a prominence
    a solar flare
    a coronal mass ejection
  • Question 20
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    Q. What is the name for the "huge and strong" explosions that occur high off the Sun's surface?
    answer choices
    filaments
    prominences
    solar flares
    coronal mass ejections
  • Question 21
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    Q. The Earth’s magnetic field can interact with the solar particles to form _____
    answer choices
    arrhythmia
    arboreal
    aurora
    aorta
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