Get Basic knowledge about Earth

The earth one of the planets of the solar system. We all know that It is the fifth largest planet and in 3rd position in solar system.

Shape

Shape of the is likely an orange in a word.

Structure

The main layers are: 1. crust- 30-35 km in thickness (average); 2 Mantle- 2,900 km in thickness (average); 3. Outer core- 2,100 km of molten material (average); 4. Inner core- 1,370 km of solid mass (average)

Morning star - The Venus

Hi, how are you dear visitor? Our today's selected topic is the VENUS which is known as the Morning Star or the Evening Star. It is the brightest of all the planets. In our previous post we mentioned about the Earth now we are getting ready to write about The Venus which is a planet of the solar system.

 

Diameter	12,032 km
Moons	None
Avg. Distance to Sun	107.52 million Km
Time to Orbit the Sun	225 days
Mean Distance from the sun(million km)	108.2
Equatorial Diameter(km)	12,397
Period of revolution round the Sun or Sidereal rotation	224.7 days
Period of rotation on own Axis or Axis Rotation	243 days and 14 hr
No. of Satellites	0
Mass: Time of Earth	0.815
Mean Temp, of Surface	+ 475oC
Other Details	Brightest, hottest and closest to earth

The sun | Get more info about the SUN

Here the post providing you about the Sun. As a human we should get more knowledge about the Sun because our existence totally depends on the Sun. So don't loss time check out the post.

Important data about the Sun:

Average distance of the Sun from the earth	149,398,900 Km
Temperature o outer surface	6,000oC
Interior temperature	1,50,00,000oC
Equatorial diameter	1,391,980 Km
Rotation period	25 days 9 hr 7 min
Traveling speed of the Sun’s rays	300,00 Km/s
Time taken by the sun’s rays to reach the earth’s surface	496.6 seconds (8 min & 16.6 seconds)
Age	About 5 billion years
Expected life	About 10 billion years
Chemical composition	Hydrogen 71% Helium 26.5% Other elements 2.5%

Let's know The Universe

Today I’m talking about the Universe. We all know that the Universe is commonly defined as the totality of everything that exists, including all physical matter and energy, the stars, planets, galaxies and the contents of intergalactic space,  although this usage may differ with the context.

Now I give you some information about THE UNIVERSE by Qns. and Ans.

The Nearest planet to the Earth- The Mercury

In my previous post I written about the Uranus, now I'm getting ready to write about the Mercury which is a planet of solar system. In my post you will get more info about the Mercury including diameter, moon, distance from sun etc. 

It is the planet nearest to the earth 

Diameter	4,849.6 Kilometer
Moons	None
Avg. Distance to Sun	57.6 million KM
Time to Orbit the Sun	88 days
Mean Distance from the sun(million km)	57.9
Equatorial Diameter(km)	4,880
Period of revolution round the Sun or Sideral rotation	88 days
Period of rotation on own Axis or Axis Rotation	58 days 15hr and 30 min 34 sec.
No. of Satellites	0
Mass: Time of Earth	0.055
Mean Temp, of Surface	+3500C
Other Details	Nearest to the sun and fastest planet

 

Qns: Who is Mercury in mythology?

Ans: God of commerce

Qns: What is the minimum surface temperature of Mercury?

Ans: 350^oC

Qns: What is the maximum surface temperature of Mercury?

Ans: 427^oC

Qns: What is the tilt of axis of mercury?

Ans: 0

Qns: Which spacecraft first visited Mercury?

Ans: Mariner 10

Qns: Which theory correctly predicted the motions of Mercury?

Ans: General Theory of Relativity.

Qns: Who determined that Mercury must be tidally locked to the Sun?

Ans: Giovanni Schiaparelli

Qns: What is Mercury rotation period around axis?

Ans: 58.65 days

Qns: What is the length of a year of Mercury?

Ans: 87.969 days.

Qns: Mercury is named after the Roman God of :

Ans: Trade

Qns: The greatest temperature on Mercury is near-

Ans: 700 K

Qns: Which Mariner probe visited Mercury?

Ans: Marnier 10

Qns: Mercury’s greatest land feature is termed –

Ans: the Caloris Basin

Qns: Water is suspected around -

Ans: The North Pole

Qns: Mercury’s magnetosphere is generated by its-

Ans: Core

Qns: Mercury has-

Ans: a mostly molten core

Qns: Mercury’s magnetic field was discovered by -

Ans: A space probe

Qns: Mercury has the oddity of -

Ans: A day longer than a year.

The Saturn - Planet of solar system

In my previous post I written about the Neptune, now I'm getting ready to write about the Saturn which is a planet of solar system. In my post you will get more info about the Saturn including diameter, moon, distance from sun etc.

The Saturn was discovered by Galileo:

Diameter	1,19,296 Kilometer
Moons	20 or more
Avg. Distance to Sun	1,417.6 million KM
Time to Orbit the Sun	29.5 Years
Mean Distance from the sun(million km)	1,427
Equatorial Diameter(km)	1,14,239
Period of revolution round the Sun or Sideral rotation	39 Years
Period of rotation on own Axis or Axis Rotation	10hr and 14 min
No. of Satellites	22
Mass: Time of Earth	95.2
Mean Temp, of Surface	-1800C
Other Details	Least dense

The Mars - Planet of solar system

In my previous post I written about the Venus, now I'm getting ready to write about the Mars which is a planet of solar system. In my post you will get more info about the Mars including diameter, moon, distance from sun etc.

Diameter	6,755.2 Kilometer
Moons	2
Avg. Distance to Sun	225.6 million KM
Time to Orbit the Sun	687 days
Mean Distance from the sun(million km)	227.9
Equatorial Diameter(km)	6,758
Period of rotation on own Axis or Axis Rotation	24hr and 37 min 22.663 sec.
No. of Satellites	0
Mass: Time of Earth	0.108
Mean Temp, of Surface	930C