Class 8 Science Our Universe Very Short Answer Type

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Very Short Answer Type Questions
1) Name the planet appears to the northern sky before sunrise?

2) Name the planet which has 28 moons?

3) In which direction stars move except Polar star?

4) Why pole star appears stationary?

5) What is the high tog geostationary satellite from the earth surface?

6) What does term asteroid mean?

7) Name the first Indian satellite launched successfully.

8) What is the vast space which includes everything around us called?

9) Name the various objects that constitute the universe.

10) What is the distance travelled by light in one year called?

11) How much time sunlight takes to reach the earth?

12) What material are the stars made up of?

13) Name the celestial bodies you see in the night sky?

14) Why celestial bodies appear to move from east to west in the sky?

15) Name the stars which appear stationary when sea from earth?

16) Name the galaxy we belong to?

17) What is the most distinguished feature of Jupiter?

18) Name the planet which has 28 moons?

19) In which direction stars move except Polar star?

20) Why pole star appears stationary?

21) What is the height of geostationary satellite from the earth surface?

22) What does term INSAT mean?

23) Name the first Indian satellite launched successfully.

24) Name the natural satellite of earth

25) Define one light year.

26) Why are the stars not visible during daytime?

27) What is a pole star?

28) In which part of the sky can you find Venus if it is visible as an evening star?

Answers:

  • 1.Venus brightest of all planets
  • 2. Jupiter
  • 3. When seen from earthstars appear to move from east to west.
  • 4.As it lies on the imaginary axis of the rotation of the earth.
  • 5.36000km and used for satellite communication
  • 6. Asteroids are the rocks pieces that revolve around the sun between the orbit of Mars and Jupiter.
  • 7.Aryabhata on 19 April 1975
  • 8.Universe
  • 9.All the stars, the sun, the planet and their moon, meteorites, comets.
  • 10.One light year=9460 billion kilometre
  • 11.3 sec.
  • 12.Hydrogen gas
  • 13.stars
  • 14. This is because the earth rotates from west to east.
  • 15.The pole star or Druvtara
  • 16.milky Way (Akash Ganga)
  • 17.Great red spot. It is believed to be a storm in its atmosphere
  • 18. Jupiter mainly consists of hydrogen and helium gases
  • 19. When seen from earthstars appears to move from east to west.
  • 20.As it lies on the imaginary axis of the rotation of the earth.
  • 21.36000km and used for satellite communication
  • 22.Indian National Satellite.
  • 23.Aryabhata on 19 April 1975
  • 24. Moon is the only natural satellite of earth.
  • 25. One light year is the distance travelled by light in one year at the speed of
  • 26. The stars are not visible during the day because of the glare of bright sunlight.
  • 27. Polestar is a star that is situated in the north direction and appears stationary to us.
  • 28.Western

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