Study

The Universe: An Introduction

  •   0%
  •  0     0     0

  • Fill the gap: The .......... is everything that exists in space.
    Universe!
  • True or False: Stars are all the same colour.
    False: Their colours differ depending on their temperature.
  • Earth is located in one of the galaxy's arms. What is it called?
    The Orion's Arm.
  • True or False: Stars are giants spheres of gas that produce energy.
    True!
  • What are the three sizes of stars?
    Dwarf, giant and supergiant.
  • Name 3 things that are included in a galaxy.
    Stars, planets, gas clouds and rock fragments.
  • Which galaxy does the earth belong to?
    The Milky Way!
  • Finish the word: The brightness of the star depends on their Lu........
    Luminosity
  • True or false: Galaxies can be different shapes.
    True! They can be spiral, elliptical or irregular.
  • Finish the sentence: We can see stars because of their.............
    Brightness!
  • True or False: Constellations are individual stars in the sky.
    False! They are groups of stars that form shapes in the sky.
  • What is the name of the big explosion that formed the Universe 15 billion years ago?
    The Big Bang!