Sciences test intermediate-IT

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    Sciences intermediate test

     

    1. What are constellations?

     

    • An agreement as they help to identify the position of a star in the sky
    • A group of stars sufficient to form an easily recognizable structure
    • They are a group of stars that give rise to "characters" or "mythical creatures"

     

    1. The International Astronomical Union has been able to map the areas of the sky recognizing:
    • about 88 official constellations
    • about 44 official constellations
    • about 33 official constellations

     

    1. The constellations visible to the northern latitude owe their name mainly:
    •  figures related to inventions in the Age of  Enlightenment
    •  mythological figures of the tradition of Ancient Greece
    •  figures related to human life

     

    1. What is the mass that the stars have when they  stay longer in the main sequence?
    • smaller than the Sun
    • equal than the Sun
    • greater than the Sun

     

    1. The constellations, according to a historical criterion, are classified as:
    • 18 northern constellations
    • 34 equatorial constellations
    • 36 southern constellations