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10 questions
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  • Q1

    The universe is believed to be composed of units called galaxies. Galaxies appear very bright because they are composed of billions of luminous bodies. Which of these are considered luminous bodies that make up a galaxy?

    Nova

    Satellites

    Planets

    Stars

    60s
  • Q2

    Which among these tools first invented in 1500 which until now are used for viewing distant objects?

    Telescope

    Kaleidoscope

    Microscope 

    Spectroscope

    60s
  • Q3

    The star Alpha Centauri which is often considered as the closes star to our solar system is about 4.7 light years away from earth. If the star emits a beam of light, how long will it take the light to reach earth? Express your answers in years?

    4.7 years

    4700 years

    4.0 years

    1.0 year 

    60s
  • Q4

    Antares is a red star; Arcturus is an orange star, while the Sun is a yellow star. Which is an arrangement according to star age from youngest to oldest?

    Antares, Arcturus, Sun 

    Sun, Arcturus, Antares

    Sun, Antares, Arcturus

    Arcturus, Antares, Sun

    60s
  • Q5

    The measure of a star's brightness is called its ____________.

    color index

    Intensity

    Parallax

    magnitude

    60s
  • Q6

    Which of the objects listed below is largest in size?

    Planets

    Nebula

    Stars 

    Galaxies

    60s
  • Q7

    Which color of star has the highest surface temperature?

    Blue

    Orange

    Yellow

    Red

    60s
  • Q8

    Which main-sequenced star is the most massive?

    Red

    Orange 

    Yellow

    Blue

    60s
  • Q9

    Which of the objects listed below are the smallest in size?

    Planets

    Galaxies

    Nebula 

    Stars

    60s
  • Q10

    Which color of stars has the lowest surface temperature?

    Blue

    Orange

    Red

    Yellow

    60s

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