Sun-rays reaches earth in (approximately)
8 seconds
8 minutes
4.3 seconds
1 light year
Correct Answer :
B. 8 minutes
Related Questions
Polar diameter of the Eearth is.
17214 km
12741 km
12714 km
17124 km
Equatorial circumference of the Earth is
40067 km
50067 km
4067 km
5067 km
Nearest star from the earth after Sun is
Proxima Centaury
Alfa Centaury
Dog Star
Constellation
Earth revolves round the Sun In an orbit once In every __.
24 hours
20 hours
365 % days
366 days
A 'black hole' is a body in space which does not allow any radiation to come out. This property is due to its
Very small size
Very large size
Very high density
Very low density
Which of the following is not an astronomical object?
Pulsar
Brittle Star
Black hole
Quasar
Polar circumference of the Earth is
40000 km
4000 km
50000 km
5000 km
What part of the moon's surface is never visible from the earth?
1.41
1.47
0.59
0.5
Speed of the revolution of the earth is___'
100000 km per hour
10000 km per hour
1000 km per hour
100 km per hour
When the earth is at its minimum distance from the Sun, it is said to be
Perigee
Apogee
Perihelion
Aphelion
On the summer solstice in the Northern Hemisphere which of the hollowing latitudes will have the longest night?
45°S
60°S
60°N
45°N
If the Sun dies It will be transformed Into a
White Dwarf
Black Dwarf
Quasar
All of the above
Arrange the Inner Planets in decreasing order of their distances from the Sun.
1. Earth
2. Mercury
3. Venus
4. Mars
5. Neptune
1, 4, 3, 2
4, 2, 1, 3
4, 1, 2, 3
4, 1, 3, 2
Which planet la known as a 'Morning Star' as well as an 'Evening Star'?
Venus
Uranus
Mercury
Mars
Which one of the following stars is nearest to the Earth?
Polaris
Alpha Centauri
Sun
Sirius
When the earth is at its maximum distance from the Sun it is said to be in
Perigee
Apogee
Perihelion
Aphelion
Orion and Great Bear stand for ______.
star
planet
Solar System
Constellation
The permanent tilt of the Earth's axis and the revolution of the Earth in its orbit together cause
Day and night
Varying lengths of day and night at different times of the year
Differences in time between places on different meridians
The deflection of winds
One Astronomical Unit is the average distance between
Earth and the Sun
Earth and the Moon
Jupiter and the Sun
Pluto and the Sun
How much time (approximately) does the light from the nearest star to the Sun take in reaching the earth?
4.3 seconds
4.3 years
4.3 minutes
4.3 hours
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 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
What is the name of the planet which takes 88 days to make one revolution of the Sun?
Venus
Mercury
Pluto
Neptune
How many satellites does the largest planet have?
Sixteen
Ten
Six
Nine
A celestial body which revolves round the Sun and receives heat and light from it is called _____.
Planet
Orion
Satellite
Star
Consider the following statements regarding asteroids:
1. Asteroids are rocky debris of varying sizes orbiting the Sun.
2. Most of the asteroids are small but some have diameter as large as 1000 km.
3. The orbit of asteroids lies between the orbits of
1, 2 and 3 are correct
2 and 3 are correct
1 and 2 are correct
1 and 3 are correct
What is the average radius of the Earth?
6071km
6571km
6371km
6771 km
What is the position of the moon called when it la farthest from the earth?
Perigee
Perihelion
Aphelion
Apogee
What is the time difference for every degree of longitude?
Eight minutes
Ten minutes
Four minutes
Twelve minutes
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