World geography Quiz 3 September 22, 2018 September 22, 2018 Please enter your email: 1. ‘Parsec’ is the unit of measurement of: astronomical distance brightness of heavenly bodies density of stars orbital velocity of giant stars 2. The light coming from stars gives the idea of their: temperature rotational speed mass size 3. Comets revolve around: [NDA 1990] venus no single heavenly body earth sun 4. Lunar Sea refers to : a dark plain on the moon a light water body illuminated by the moon-light a small sea on the moon a sea on earth which experiences high tides due to gravitational attraction of the moon 5. The period of one revolution of sun around the centre of galaxy is called: Parsec Light year Cosmic year Astronomical year 6. The planet Mercury is difficult to be observed most of the time because: it gets hidden behind Venus it being too close to the Sun, gets hidden by the glare of the Sun it cannot be seen at night as at that time no sunlight falls on it. it goes too far away from the Earth 7. Which two planets of the solar system have no satellites? Mercury and Mars Venus and Mars Venus and Neptune Mercury and Venus 8. Super Nova is : [CDS 1994] an asteroid a dying star a black hole a comet 9. The sunspots cause: [UP PCS 1995] all of these polar auroras aurora borealis and aurora australis magnetic storms on the surface of the sun 10. The Milky way extends through a distance: 105 light years 1010 light years 1 light year 8 light years Loading … Question 1 of 10 Share this:WhatsAppTelegramTweet Related
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