NCERT Class VIII Science Solutions: Chapter 17-Stars and the Solar System Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 1:

Morning star is the name given to

  1. Pole star
  2. Star Sirius
  3. Planet Jupiter
  4. Planet Venus

Answer: D

Planet Venus

Question 2:

Which of the following figures depicts the position of pole star correctly?

As Showing in Fig is a Position of Pole Star

Answer: A

Question 3:

Sun appears to move from east to west around the earth. This means that earth rotates from

  1. East to West
  2. West to East
  3. North to South
  4. West to North

Answer: B

Question 4:

An astronaut standing on the surface of the moon throws a ball upwards. The ball would

  1. Directly fall down from the point it is released.
  2. Hang in space.
  3. Go up and then come back to the surface of the moon.
  4. Keep going up never to come back.

Answer: C

Question 5:

Suppose a new planet is discovered between Uranus and Neptune. Its time period would be

  1. Less than that of Neptune.
  2. More than that of Neptune.
  3. Equal to that of Neptune or Uranus.
  4. Less than that of Uranus.

Answer: A

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