Which one of the following stars is nearest to the Earth?
Polaris
Alpha Centauri
Sun
Sirius
Correct Answer :
C. Sun
Related Questions
Arrange the Outer Planets in increasing order of their sizes.
1. Jupiter
2. Uranus
3. Saturn
4. Neptune
4, 2, 3, 1
4, 2, 1, 3
2, 4, 3, 1
4, 2, 3, 1
Presently the farthest planet from the Sun is _____.
Pluto
Neptune
Uranus
Venus
When the earth is at its maximum distance from the Sun it is said to be in
Perigee
Apogee
Perihelion
Aphelion
What is the position of the moon called when it la farthest from the earth?
Perigee
Perihelion
Aphelion
Apogee
When a year divisible by 4 and not divisible by 400 is called
Siderial Year
Solar Year
Cosmic Year
Leap Year
How many planets does our Solar System consist of?
9
6
7
10
The name of our galaxy is _______
Alfa Centauri
Proxima Centauri
Milky Way
Neptune
The term 'syzygy' is referred to when the
Earth is at prihelion and Moon at perigee
Earth is at aphelion and Moon at apogee
Moon and Sun are at right angles with reference to the Earth
Moon, Sun and Earth lie along a straight line
What is the direction of rotation of the earth on its axis?
East to West
South to North
North to South
West to East
When the earth is at its minimum distance from the Sun, it is said to be
Perigee
Apogee
Perihelion
Aphelion
The atmosphere of Venus contains large quantity of
Carbondioxide and sulphuric acid
Carbondioxide and nitric acid
Nitrogen and sulphuric acid
Nitrogen and nitric acid
In which direction la the Tropic oC Capricorn in relation to the Equator?
North
South
East
West
Which planet rotates on its axis from north to south?
Uranus
Venus
Mars
Pluto
Which planet does take the least time in completing one revolution around the Sun?
Earth
Venus
Mercury
Mars
A leap year consists of
365 days
365 days and 6 months
364 days
366 days
A meteor is
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
What is the name of 'brightest Planet'?
Venus
Mercury
Mars
Saturn
How much Is the average distance of the Sun from the Earth?
150 million km
145 million km
155 million km
140 million km
How much is the variation In distance between the Earth and the Sun during aphelion and perihelion?
5000000 km
500000 km
50000 km
5000 km
What is a narrow waterway separating two bits of land called?
A bay
A gulf
A strait
An isthmus
What is siderial day?
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
Which of the following is known as 'King of Planets'?
Earth
Jupiter
Mercury
Venus
Which of the following conditions la the most relevant for the presence of life on Mars?
Atmospheric composition
Thermal conditions
Occurrence of ice caps and frozen water
Occurrence of ozone
Earth revolves round the Sun In an orbit once In every __.
24 hours
20 hours
365 % days
366 days
The axis of Mars la inclined at an angle of
25°
30°
35°
15°
What proportion of the mass of the earth does the mass of the Moon equal?
1/81
1/18
1/27
1/72
Brightest planet of our Solar System is _____.
Venus
Mercury
Uranus
Saturn
What part of the moon's surface is never visible from the earth?
1.41
1.47
0.59
0.5
The study of universe on grand scale is called.
Cosmology
Astronomy
Astrology
Exbiology
The Jupiter's atmosphere comprises mainly of
Hydrogen and oxygen
Carbondioxide and oxygen
Hydrogen and hydrogen compounds
Nitrogen and helium