What is a 'synodic month'?
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
Correct Answer :
D. Moon's period of revolution with respect to the Sun
Related Questions
What is the average radius of the Earth?
6071km
6571km
6371km
6771 km
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
Polar circumference of the Earth is
40000 km
4000 km
50000 km
5000 km
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
What do you call a narrow neck oC land that connects two larger landmasses?
Peninsula
Isthmus
Cape
Strait
The date on which the Sun is vertical over the 'Tropic of Capricorn' is
December-22
March-21
June-21
September-23
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
Relatively cool spots of the Sun are called __ while relatively hot spots of the Sun are called __.
Fusionspot, Facu1ae
Sunspot, Faculae
Faculae, Sunspot
Sunspot, Hotspot
Distance between the Moon and the Earth is
1. Approximately 386000 km
2. 1.25 light seconds
Only 1
Only 2
Both land 2
None of these
How much time is taken by the Moon in completing one revolution around the Earth?
27 days
29 days
29.32 days
27.32 days
The group of small pieces of rock revolving round the Sun between the orbits of Mars and Jupiter are called
meteors
comets
meteorites
asteroids
A swarm of small bodies in between the two Planets of Solar System is called 'asteroids' which are those two Planets?
Mars and Jupiter
Earth and Venus
Neptune and Pluto
Jupiter and Saturn
The name of our galaxy is _______
Alfa Centauri
Proxima Centauri
Milky Way
Neptune
A leap year consists of
365 days
365 days and 6 months
364 days
366 days
Planet nearest to the earth is _____.
Venus
Mercury
Mars
Jupiter
Smallest planet of our Solar System is _____.
Pluto
Earth
Venus
Mercury
The axis of Mars la inclined at an angle of
25°
30°
35°
15°
Average temperature of the Earth is.
14°C
24°C
34°C
20°C
What proportion of the mass of the earth does the mass of the Moon equal?
1/81
1/18
1/27
1/72
The solar eclipse takes place when
The Earth comes between the Sun and the Moon
The Moon passes between the Sun and the Earth
The Sun comes between the Earth and the Moon
The Planets of the Solar System lies on the same plane
The visible surface of the sun is known as
Chromosphere
Sunspots
Sun surface
Photosphere
When a year divisible by 4 and not divisible by 400 is called
Siderial Year
Solar Year
Cosmic Year
Leap Year
The difference between day and night increases as one moves
From equator to poles
From poles to equator
From tropics to equator
From plains to mountains
A family or system of millions and millions of stars are called ____.
Universe
Solar System
Galaxy
Asteroids
Which planet rotates on its axis from east to west?
Venus
Uranus
Earth
Jupiter
The length of its day and the tilt of its axis are almost identical to those of the Earth. This is true or
Uranus
Neptune
Saturn
Mars
Big Bang Theory' explains
the formation of universe
the origin and evolution of earth's crust
formation of Solar System
formation of constellation
Which of the following is known as the Cold Planet?
Mars
Uranus
Jupiter
Venus
If the stars are seen to rise perpendicular to the horizon by an observer, he is located on the \
Equator
Tropic of Cancer
South Pole
North Pole
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