Class 8 Stars And The Solar System CBSE Questions & Answers

Class 8 · Stars And The Solar System

This is Science Class 8 Stars and the Solar System CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Moon have no atmosphere because there is
  • A
    No water and air
    Correct
  • B
    Oxygen and nitrogen only
  • C
    No soil and stone
  • D
    No dust and water vapour
2
Which of the following is not a constellation?
  • A
    Venus
    Correct
  • B
    Libra
  • C
    Leo
  • D
    Cancer
3
Approx distance between sun and earth is
  • A
    150,000,000 km
    Correct
  • B
    150,000,000 m
  • C
    250,000,000 km
  • D
    120,000,000 km
4
Earth and other planets revolve around the Sun due to
  • A
    Gravitational force of Sun
    Correct
  • B
    Magnetic force of Sun
  • C
    Gravitational force of earth
  • D
    Magnetic force of earth
5
Which of the following natural phenomenon was discovered by Arya Bhatta?
  • A
    Moon is satellite of earth
  • B
    Sun moves around earth
  • C
    Day and night occurs due to rotation of earth
    Correct
  • D
    Day is longer than night in winter
6
Stars appear to move from east to west because
  • A
    South to north
  • B
    East to west
  • C
    North to south
  • D
    Earth moves from west to east
    Correct
7
The star which appears stationary to us and situated in the north direction is called
  • A
    Mega star
  • B
    Distance star
  • C
    Bright star
  • D
    Pole star
    Correct
8
The scientist who practice astronomy are called
  • A
    Physics
  • B
    Geologist
  • C
    Botanists
  • D
    Astronomers
    Correct
9
From the earth the moon appears to complete one revolution in
  • A
    29.5 days
    Correct
  • B
    31 days
  • C
    30.5 days
  • D
    28 days
10
Satellite are heavenly bodies which
  • A
    Revolve around the sun
  • B
    All of these
  • C
    Revolve around the planets
    Correct
  • D
    Revolve around the moon
11
Which of the following is not correct?
  • A
    Planet revolve around sun
  • B
    Planets are closer sun
  • C
    All planets have own light
    Correct
  • D
    Some planets have moon
12
Venus is brighter in appearance due to
  • A
    Bright mountains
  • B
    Heavy atmosphere
  • C
    Water on it
  • D
    Its cloudy atmosphere
    Correct
13
The planets to be discovered with the help of telescope was
  • A
    Uranus
    Correct
  • B
    Saturn
  • C
    Jupiter
  • D
    Mars
14
Which property of the pole star makes it useful for sailor?
  • A
    It appear to be fixed position
    Correct
  • B
    It changes it position uniformly
  • C
    It is visible in day and night both
  • D
    It appear to be closest star
15
Which of the following is larger unit of distance?
  • A
    Light year
    Correct
  • B
    Kilometer
  • C
    Nautical mile
  • D
    Hectometer