Solar GK

1.The word Planet is drived from the Greek word...........
Ans:Planetes
2.Planetes means.....
Ans:Wanderer.
3.Planets like the jupiter are called......
Ans:Jovian planets(Saturn,Uranus,Neptune.These planets are also called Gas gaints.)
4.Planets like the Earth are called.......
Ans:Terrestrial planets(Mercury,Venus,Mars)
5.Visible surface of the sun is called.....
Ans:Photosphere.
6.The inner atmosphere of the sun is called.....
Ans:Chromosphere.
7.Diameter of the sun is.....
Ans:1,392000km.
8.Surface temperature of the Sun is.....
Ans:5500'c.
9.Distance from the Earth to the Sun is.....
Ans:150million Km
10.Which planet is nearest to the Sun?
Ans:Mercury.
11.Smallest planet is.....
Ans:Mercury.
12.The fastest Moving planet is....
Ans:Mercury
13.The inner core of mercury contains.....
Ans:Iron.
14.Diameter of the Mercury is.....
Ans:4878Km.(at equator)
15.Surface temperature of the mercury is.....
Ans:-173*C.
16.Second terrestrial Planet from the sun is....
Ans:Venus.