Review Questions for Lecture 1

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    • Constellation and Sky Lore

    Ursa Major, Alcor, Mizar, the Pointers

    Review Questions from the Text

    p. 22 2-7

    Review Terms

    Solar System
    Star
    Galaxy
    Universe
    Nebula
    Hydrogen
    Helium
    Light Year

    Review Concepts

    What are the most common elements in the Universe?

    What are the most common elements in the Galaxy?

    What are the most common elements in the Sun?

    How many seconds are there in one hour?

    How many hours are there in one day?

    How many seconds are there in one day?

    Since light travels at 186,000 miles per second, how far does light travel in one day?