When the Sun is vertically overhead along the Tropic of Capricorn at mid-day
days and nights are of equal lengths in the Northern Hemisphere
Nights are longer than days in the Southern Hemisphere
Days and nights are of equal lengths at the poles
Night is equal to 24 hours at the North Pole
Correct Answer :
D. Night is equal to 24 hours at the North Pole
Related Questions
What is the name of 'brightest Planet'?
Venus
Mercury
Mars
Saturn
In which of the following planets, the Great Red Spot has been the special feature?
Jupiter
Saturn
Mars
Venus
Earth ranks _____ in the Solar System away from the Sun.
5th
4th
6th
3rd
What is the primary cause of seasonal change on the surface of the earth?
Earth's revolution and inclination of its axis
Revolution
Earth's rotation and inclination of its axis
Rotation
What is the Southern Cross?
Position of the Sun during summer solstice
Position of the vertical Sun during winter solstice
A star showing the position of the South Pole
Point of intersection of Antarctic Circle and the Prime Meridian
Which of the following statements is correct with reference to our Solar System?
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
How many satellites does the largest planet have?
Sixteen
Ten
Six
Nine
When the earth is at its maximum distance from the Sun it is said to be in
Perigee
Apogee
Perihelion
Aphelion
The Sun experiences magnetic storms and this Interferes with the magnetic field oC the Earth and produces light which are called
Quasars
Polar Auroras
Meteorites
Pulsar
What is the average radius of the Earth?
6071km
6571km
6371km
6771 km
What happens during the equinoxes?
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
When does the Vernal Equinox occur?
December 25
March 21
February 28
January 14
When dees the Summer Solstice occur?
July 23
June 21
May 20
April 31
What is the temperature of the sun estimated at approximately?
5000°C
6000°C
7000°C
212°C
Nearest star from the earth after Sun is
Proxima Centaury
Alfa Centaury
Dog Star
Constellation
To a space traveller stationed in Moon, during the day time the lunar sky will appear
Blue
White
Black
Crimson Red
The date on which the Sun is vertical over the 'Tropic of Cancer' is
June-21
December-22
March-21
September-23
On which date is the Earth in 'aphelion'?
July-4
December-22
September-23
June-21
How many of the following statements are true?
1. Mean Solar Day is greater than Sidereal Day approximately by 4 minutes.
2. Earth's rotational velocity is decreasing.
3. Planets are arranged according to their increasing distance from the sun as follo
3 and 4
1, 3 and 4
1 and 2
1, 2, 3 and 4
Sunspots are
undulations on the solar surface
huge magnetic storms on the solar surface
places with adequate sunshine
places of tourist importance
Which of the following is 'the cruel planet' in Indian astrology?
Jupiter
Saturn
Uranus
Neptune
The most important constituent of the Sun's mass is.
Hydrogen
Helium
Silicon
Iron
1 and 2
2 and 3
3 and 4
1,2 and 4
When a year divisible by 4 and not divisible by 400 is called
Siderial Year
Solar Year
Cosmic Year
Leap Year
Average density of the Earth is ( relative to water) __.
5.5
4.5
9.5
6.5
What proportion of the mass of the earth does the mass of the Moon equal?
1/81
1/18
1/27
1/72
What are the Pleides?
Constellation
Asteroides
Meteores
Comets
A celestial body which revolves round the Sun and receives heat and light from it is called _____.
Planet
Orion
Satellite
Star
Which two planets do not have any satellites?
1. Mercury
2. Venus
3. Saturn
4. Pluto
1 and 2
2 WtQ 3
3 and 4
1 and 4
Charon' is the satellite of _____.
Earth
Saturn
Pluto
Neptune
Which one of the following conditions is moat relevant for the presence of life on Mars?
Atmospheric composition
Thermal conditions
Occurrence of ice caps and frozen water
Occurrence of ozone