27 days
29 days
29.32 days
27.32 days
D. 27.32 days
Perigee
Apogee
Perihelion
Aphelion
Moon's period of rotation on its axis with respect to the earth.
Moon's period of revolution around the earth.
Moon's period of revolution with respect to a star at infinity
Moon's period of revolution with respect to the Sun
Venus and Mercury
Venus and Uranus
Venus and Neptune
Mercury and Uranus
Aurora Australis
Quasars
Aurora Borealis
Pulsar
The International Date Line passes through it
The 0° (Zero) meridian passes through it and therefore the world sets its time by it
It is at 180� longitude
It is a major horological research centre in Britain
Sunspots
Pulsars
White Dwarfstar
Supernova
Earth and the Sun
Earth and the Moon
Jupiter and the Sun
Pluto and the Sun
8 seconds
8 minutes
4.3 seconds
1 light year
a rapidly moving star
a piece of matter which has entered the earth's atmosphere from outer space
part of a constellation
a comet without a tail
A narrow belt of land
A mountainous island
A piece of land surrounded by water on three sides
A range of hills
Time taken by the earth to complete one rotation with respect to a fixed star at infinity
Time taken by the earth to complete one revolution with respect to the Moon
Time taken by the earth to complete one rotation with respect to the Moon
Time taken by the earth to complete one rotation with respect to the Sun
1 and 2
2 and 3
3 and 4
1,2 and 4
meteors
comets
meteorites
asteroids
Zodiac
Steller group
Pulsar
Zodiacal light
11 years
15 years
21 years
33 years
Venus
Mercury
Uranus
Mars
Venus
Mercury
Mars
Jupiter
a geoid
a spherical
an oblate sphere
a flat disc
Planet
Meteore
Satellite
Comet
Venus
Mercury
Mars
Jupiter
Columbus
Varahmihir
Aryabhat
Copernicus
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
Increases
Decreases
Remains unchanged
First increases and then decreases
24 hours
20 hours
365 % days
366 days
Pulsars
Quasuars
Neutron stars
All of the above
5th
4th
6th
3rd
A headland
A spit
A peninsula
A cape
Jupiter
Saturn
Neptune
Pluto
14°C
24°C
34°C
20°C
Eight minutes
Ten minutes
Four minutes
Twelve minutes