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Stars and the Solar System — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceStars and the Solar System1 Mark
MCQ
Which of the following statements is correct about galaxies?
  • A
    They move towards each other.
  • ✓
    They move away from each other.
  • C
    They do not move at all.
  • D
    They have fixed number of stars.
✓

Answer

Correct option: B.
They move away from each other.
Edwin Hubble, an astronomer observed that the galaxies are not stationary but are moving away from each other. The larger the distance between the two galaxies, the faster they move away from each other. This led him to propose and conclude that the universe is expanding.

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