Physics · Science General

Astronomy and Cosmology

4,450 Questions

This topic provides questions on astronomy, cosmology, and the physical universe. It covers subjects like the Hubble sequence, constellations, dark matter, and stellar evolution. These questions help build a strong foundation for general science exam sections.

Galaxies and clustersConstellations and starsStellar evolutionSpace observatories

Astronomy and Cosmology Questions

Multiple choice
  1. By meeting Jesus

  2. By focusing and doing good deeds

  3. By taking God's blessing

  4. Not mentioned

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The 2nd & the 3rd stanzas of the poem explicitly mention that the inner light of the star is much clearer when the storm is cleared because of focus. Also at various places in the poem, the poet says that the shining star can come closer to us by being true, pure and by not sinning i.e. by doing good deeds.

Multiple choice
  1. Sun

  2. Moon

  3. Stars

  4. Firefly

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A non-luminous body does not produce its own light. The Moon reflects sunlight, making it non-luminous, whereas the Sun, stars, and fireflies are sources of light.

Multiple choice
  1. Galaxy

  2. Solar system

  3. Comet

  4. Constellation

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Galaxy is a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.

Multiple choice
  1. They have dim light

  2. They are very far

  3. They reflect the sun

  4. They are smaller than moon

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Stars appear small because they are very far away from the earth.

Multiple choice
  1. Pygmies and the Caucasians

  2. Young stars and old stars

  3. Old stars and young stars

  4. Native and hybrid varieties of milch cattle

  5. Short term and long term crops in wheat

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In stellar evolution, Red Giants are stars in the later stages of their life, while Blue Dwarfs are hypothetical stars that develop from red dwarfs as they exhaust their hydrogen.