The countries along the Equator are in darkness
The countries along the Equator are at their hottest
The countries along the Equator are at their wettest
The Sun shines vertically over the Equator
D. The Sun shines vertically over the Equator
meteors
comets
meteorites
asteroids
12757 km
17257 km
17527 km
17572 km
Venus
Mercury
Mars
Jupiter
Perigee
Apogee
Perihelion
Aphelion
Atmospheric composition
Thermal conditions
Occurrence of ice caps and frozen water
Occurrence of ozone
A gulf is big and a bay is small
A gulf is at a rivermouth and a bay is not
A bay is surrounded by cliffs and a gulf by lowland
Both are part of the sea that extend considerably into the land, but a bay usually has a wider entrance than a gulf
8 seconds
8 minutes
4.3 seconds
1 light year
Indian
Pacific
Atlantic
Arctic
The Earth is the densest of all the Planets in our Solar System
The predominant element in the composition of Earth is silicon
The sun contains 75 per cent of the mass of the Solar System
The diameter of the Sun is 190 times that of the Earth
Mars and Jupiter
Earth and Venus
Neptune and Pluto
Jupiter and Saturn
Venus
Mercury
Uranus
Saturn
Sunspots
Pulsars
White Dwarfstar
Supernova
Peninsula
Isthmus
Cape
Strait
Siderial Year
Solar Year
Cosmic Year
Leap Year
December 25
March 21
February 28
January 14
Meteors
Pole Stars
Comets
Stars
24 hours
20 hours
365 % days
366 days
1, 2 and 4
1 and 4
1, 3 and 4
1, 2, 3 and 4
A unit of velocity
A unit of distance
A unit of pressure
A unit of time
Direction or path of the Moon
The Moon comes between the Sun and the Earth
The Earth comes in between the sun and the Moon and the centres of all the three come on the same straight line
The average angle made by a line drawn from the Moon to the Earth
40000 km
4000 km
50000 km
5000 km
Mars
Uranus
Jupiter
Venus
17214 km
12741 km
12714 km
17124 km
One star
Two stars
Three stars
Four stars
Comet
Great Bear
Meteores
Asteroides
Planet
Orion
Satellite
Star
Cosmology
Astronomy
Astrology
Exbiology
23 hours 56 minutes
24 hours
23 hours 46 minutes
24 hours 4 minutes
8.19 Days
30 days
29.5 Days
61 Days
Pulsars
Quasuars
Neutron stars
All of the above