Tag: the big bang and the early development of the universe

Questions Related to the big bang and the early development of the universe

The pulses seen from a pulsar are caused by:

  1. gobs of hot gas from an accretion disk falling rhythmically onto the star's surface.

  2. the star's rapid rotation sweeping beams of radiation across the viewer's line of sight.

  3. a dark companion periodically eclipsing the bright ``pulsar' itself.

  4. the star's radius expanding and contracting as it burns iron in its core.


Correct Option: B

State whether true or false :
All the planets revolve round the Sun in elliptical orbits.

  1. True

  2. False


Correct Option: A

State whether true or false :
The most popular argument regarding the origin of the universe is the Big Bang Theory.

  1. True

  2. False


Correct Option: A

State whether true or false :
From the outermost end of the atmosphere to the centre of the earth, the material that exists is uniform.

  1. True

  2. False


Correct Option: B

State whether true or false :
Stars are celestial bodies that continuously emit light and heat.

  1. True

  2. False


Correct Option: A

State whether true or false :
The earth has a layered structure.

  1. True

  2. False


Correct Option: A

State whether true or false :
The moon is the only natural satellite of the earth.

  1. True

  2. False


Correct Option: A

State whether true or false:
Planets emit light like the sun or the stars.

  1. True

  2. False


Correct Option: B

The Big Band theory of the universe was developed in $1948$ by.

  1. Hermann Bondi, Ralf Alpher, and Georg Gamow

  2. Fred Hoyle, Robert Hermann, and Thoman Gold

  3. Georg Gamow, Hermann Bondi, and Thomas Gold

  4. Georg Gamow, Ralph Alpher, and Robert Hermann


Correct Option: D

The Big Bang took place some $20$ billion years ago. How long after that the first stars began to form?

  1. $1$ billion years

  2. $5$ million years

  3. $1$ million years

  4. $4$ billion years


Correct Option: D