Which star has the largest percentage In the universe
Single stars
Binary stars
Multiple stars
Cephied stars
Correct Answer :
C. Multiple stars
Related Questions
How many satellites does the largest planet have?
Sixteen
Ten
Six
Nine
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
Equatorial circumference of the Earth is
40067 km
50067 km
4067 km
5067 km
The Jupiter's atmosphere comprises mainly of
Hydrogen and oxygen
Carbondioxide and oxygen
Hydrogen and hydrogen compounds
Nitrogen and helium
Which planet is called 'Double Planet'?
Venus
Uranus
Pluto
Earth
How much time does earth take in making one rotation on its axis with respect to a fixed star at infinite distance?
23 hours 56 minutes
24 hours
23 hours 46 minutes
24 hours 4 minutes
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
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
The visible surface of the sun is known as
Chromosphere
Sunspots
Sun surface
Photosphere
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
The group of small pieces of rock revolving round the Sun between the orbits of Mars and Jupiter are called
meteors
comets
meteorites
asteroids
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
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
Largest planet of our Solar System is _____.
Jupiter
Mars
Saturn
Uranus
The date on which the Sun is vertical over the 'Tropic of Capricorn' is
December-22
March-21
June-21
September-23
Which of the following statements best describes longitudes?
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
A family or system of millions and millions of stars are called ____.
Universe
Solar System
Galaxy
Asteroids
Going into the interior of the earth the weight of an object
Increases
Decreases
Remains unchanged
First increases and then decreases
When the earth is at its minimum distance from the Sun, it is said to be
Perigee
Apogee
Perihelion
Aphelion
One Astronomical Unit is the average distance between
Earth and the Sun
Earth and the Moon
Jupiter and the Sun
Pluto and the Sun
What part of the moon's surface is never visible from the earth?
1.41
1.47
0.59
0.5
The time taken by the sun to revolve around the centre or our galaxy is
25 million yrs
100 million yrs
250 million yrs
500 millionyrs
The shortest route between two places is along the
longitudes
latitudes
rivers
direction of winds
Which of the following are the Inner Planets?
1. Mercury
2. Venus
3. Earth
4. Mars
Only 1
1 and 2
1, 2 and 3
1, 2, 3 and 4
What happens when ships cross the International Date Line?
They have to pay a tax
Ships going west from the USA lose a day, ships going east from Japan and Australia gain a day
They have to report at the customs post
They have to check their clocks agains
On which date is the Earth in 'perihelion'?
January-3
June-21
July-4
December-22
What is the name of 'brightest Planet'?
Venus
Mercury
Mars
Saturn
The inclination of the earth's axis, i.e. the earth's axis is tilted at an angle from perpendicular to the orbital plane or makes an angle with the plane of the earth's orbit. What are these respective angles?
Deimos and Phobos are the satellites of
Earth
Mars
Uranus
Neptune
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