Big Bang Theory' explains
the formation of universe
the origin and evolution of earth's crust
formation of Solar System
formation of constellation
Correct Answer :
A. the formation of universe
Related Questions
A celestial body consisting of a gaseous cloud enveloping a bright nucleus moving around the Sun in an elliptical or parabolic orbit so eccentrically that some escapes from the Solar Systems is called
Comet
Great Bear
Meteores
Asteroides
Polar diameter of the Eearth is.
17214 km
12741 km
12714 km
17124 km
The atmosphere of Venus contains large quantity of
Carbondioxide and sulphuric acid
Carbondioxide and nitric acid
Nitrogen and sulphuric acid
Nitrogen and nitric acid
One Astronomical Unit is the average distance between
Earth and the Sun
Earth and the Moon
Jupiter and the Sun
Pluto and the Sun
Shoemaker-Levy 9 is a
Meteors
Pole Stars
Comets
Stars
What part of the moon's surface is never visible from the earth?
1.41
1.47
0.59
0.5
The Sun contains over ___of the total mass of the Solar System.
0.825
0.98
0.998
0.02
What does perigee mean?
The position of the moon farthest from the earth
The position of the earth nearest to the Sun
The position of the moon nearest to the earth
The position of the earth farthest from the Sun
How many planets does our Solar System consist of?
9
6
7
10
The axis of Mars la inclined at an angle of
25°
30°
35°
15°
Orion and Great Bear stand for ______.
star
planet
Solar System
Constellation
A system of millions and millions of galaxies are called _____.
Solar System
Universe
Space
Constellation
Which of the following are the Inner Planets?
1. Mercury
2. Venus
3. Earth
4. Mars
Only 1
1 and 2
1, 2 and 3
1, 2, 3 and 4
When does the Vernal Equinox occur?
December 25
March 21
February 28
January 14
Oldest object in the Solar System is __.
Titania
Titan
Miranda
Europa
A leap year consists of
365 days
365 days and 6 months
364 days
366 days
Rapidly rotating stars emitting intense radio waves are called ___.
Pulsars
Quasuars
Neutron stars
All of the above
Among the following which planet takes maximum time for one revolution around the Sun?
Earth
Jupiter
Mars
Venus
How much Is the average distance of the Sun from the Earth?
150 million km
145 million km
155 million km
140 million km
Consider the following statements regarding asteroids:
1. Asteroids are rocky debris of varying sizes orbiting the Sun.
2. Most of the asteroids are small but some have diameter as large as 1000 km.
3. The orbit of asteroids lies between the orbits of
1, 2 and 3 are correct
2 and 3 are correct
1 and 2 are correct
1 and 3 are correct
What is the name given to the widened rivermouth found at the point a river enters the sea?
Estuary
Bay
Gulf
Delta
What do you call a narrow neck oC land that connects two larger landmasses?
Peninsula
Isthmus
Cape
Strait
When dees the Summer Solstice occur?
July 23
June 21
May 20
April 31
The tail of a comet is directed away from the Sun because
as the comet rotates around the Sun, the light mass of the comet is pushed away due to the centrifugal force alone
as the comet rotates, the lighter mass of the comet is attracted by some star situated in the direction of its tail
the radiation emitted by the Sun exerts a radial pressure on the comet throwing its tail away from the Sun
the tail of the comet always exists in the same orientation
What is the name of 'brightest Planet'?
Venus
Mercury
Mars
Saturn
Planet nearest to the earth is _____.
Venus
Mercury
Mars
Jupiter
An imaginary belt of 12 constellations or group of stars la called
Zodiac
Steller group
Pulsar
Zodiacal light
The word 'satellite' means _____.
wanderer
settlement
light
a smaller companion to anything
The inclination of the earth's axis, i.e. the earth's axis is tilted at an angle from perpendicular to the orbital plane or makes an angle with the plane of the earth's orbit. What are these respective angles?
Which of the following statements best describes longitudes?
An imaginary line on the earth's surface joining the north and south pole
The angular distance east or west of the Greenwich Meridian
The distance of place east or west of the Greenwich Meridian
The position of a place on the Earth surface with reference to the Prime Meridian