Astronomy unit 5 practice test

  • Is one of two points where the sun crosses the equator during our yearly cycle?

    A solstice occurs at the two points in Earth's orbit when our globe is at its maximum tilt either towards or away from the Sun.
    Equinoxes happen at the two points of the orbit when the Sun appears directly over the equator.
    The solstices and equinoxes divide the year into four parts: spring, summer, autumn and winter..

  • What allow us to see 59% of our moon's surface?

    Since the Moon's orbit is both somewhat elliptical and inclined to its equatorial plane, libration allows up to 59% of the Moon's surface to be viewed from Earth (though only half at any moment from any point)..

  • What allow us to see of our moon's surface?

    The moon does not make its own light, it only reflects it.
    The sun is the strongest source of light in our solar system.
    Every moon and planet that is visible in our solar system is reflecting light from the sun.
    The reflected light enters our eyes and that is what allows us to see..

  • What is a stony meteorite containing small masses of olive green crystals?

    Pallasites.
    A cut and polished slab of the pallasite meteorite Imilac.
    Pallasites contain big, beautiful olive-green crystals - a form of magnesium-iron silicate called olivine - embedded entirely in metal.
    Sometimes the olivine does not occur as a single crystal but as a cluster..

  • Who published a book of lunar maps entitled selenographia?

    Polish astronomer Johannes Hevelius (1611-1687) came from a wealthy family of brewers.
    He built an observatory in his hometown of Gdansk in 1641.
    Hevelius is often referred to as the founder of lunar topography.
    He published an atlas of the moon titled Selenographia in 1647..

  • A solstice occurs at the two points in Earth's orbit when our globe is at its maximum tilt either towards or away from the Sun.
    Equinoxes happen at the two points of the orbit when the Sun appears directly over the equator.
    The solstices and equinoxes divide the year into four parts: spring, summer, autumn and winter.
  • Pallasites.
    A cut and polished slab of the pallasite meteorite Imilac.
    Pallasites contain big, beautiful olive-green crystals - a form of magnesium-iron silicate called olivine - embedded entirely in metal.
    Sometimes the olivine does not occur as a single crystal but as a cluster.
  • Polish astronomer Johannes Hevelius (1611-1687) came from a wealthy family of brewers.
    He built an observatory in his hometown of Gdansk in 1641.
    Hevelius is often referred to as the founder of lunar topography.
    He published an atlas of the moon titled Selenographia in 1647.
  • Space scientist James Van Allen and his team at the University of Iowa were the first to discover the radiation belts, now also referred to as “The Van Allen Belts.” For some, this scientific discovery was almost a postscript to a crucial space age first – the experiment that discovered the belts flew aboard the very
  • The moon does not make its own light, it only reflects it.
    The sun is the strongest source of light in our solar system.
    Every moon and planet that is visible in our solar system is reflecting light from the sun.
    The reflected light enters our eyes and that is what allows us to see.

What are the 5 parts of astronomy?

Five parts deal in turn with “The Moon”
“The Sun”
“The Sun's Family of Planets”“The Stars”
And “Astronomers and Observatories”
And the subjects are treated in a manner which requires practically no mathematics
Or where such is introduced
It is of the most elementary character.

What is the best way to measure the astronomical unit?

Transits of Venus across the face of the Sun were
For a long time
The best method of measuring the astronomical unit
Despite the difficulties (here
The so-called " black drop effect ") and the rarity of observations.

What are some practice questions for astronomy 1 exam?

Practice Questions for Astronomy I – EXAM 1    1. What is the maximum number of planets readily visible to the       nakedeye on a given night?       a.   1       b.   2       c.  3       d.   4       e.   5    2. Planets       a.   moverapidly across the sky relative to the stars.

What are the 5 parts of astronomy?

Five parts deal in turn with “The Moon”, “The Sun”, “The Sun's Family of Planets”, “The Stars”, and “Astronomers and Observatories”, and the subjects are treated in a manner which requires practically no mathematics, or where such is introduced, it is of the most elementary character.


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