Which of the following planets takes very nearly the same times for a rotation on its own axis as does the earth?

1. 1. Mars
   2. Jupiter
   3. Neptune
   4. Uranus

All of the following planets have lesser diameter than the earth, except _____.

1. 1. Mercury
   2. Mars
   3. Jupiter
   4. Venus

Which of the following planets reflects back to space the highest percentage of light is receives from the sun than any other planet of the solar system?

1. 1. Venus
   2. Earth
   3. Jupiter
   4. Mars

The sun consists mostly is _____.

1. 1. Oxygen
   2. Nitrogen
   3. Helium
   4. Hydrogen

The temperature at the surface of the sun and its centre is respectively, about _____.

1. 1. 5000 K and 22 Million K
   2. 6000 K and 20 Million K
   3. 7000 K and 16 Million K
   4. 9000 K and 14 million K

How many times is the sun bigger in size than the earth?

1. 1. 70 times
   2. 91 times
   3. 99 times
   4. 109 times

Which planet contains largest quantity of carbon dioxide i.e. 95%?

1. 1. earth
   2. Jupiter
   3. Venus
   4. Mercury

In which part of the solar system is the sun located?

1. 1. Approximately at the center of the system
   2. At the top of the system
   3. At the bottom of the system
   4. At the left hand corner of the system

Which planet is known as watery planet?

1. 1. Venus
   2. Earth
   3. Mars
   4. Mercury

Traveling at the speed of light one can travel how many times around the earth in one second?

1. 1. 1 times
   2. 3 times
   3. 7 times
   4. 9 times