1. Who wrote the book 'De Revolutionibus Orbium Coelestium'? Answer: (One Word(Last name))

2. Name the book written by Ptolemy. Al Ramem Las Universalis De Corpuns Ptolemis Almagest

3. One Parsec equals how many light years? 3.15 3.26 3.8 10

4. Apart from the Sun, which is the brightest star in the sky, we can see? Answer: (One Word)

5. The sky appears blue due to the _____ effect. Compton Tyndall Herschel Raman

6. Who discovered Neptune? Hubble Galileo William Herschel Galle

7. The first woman in space was _____. Kalpana Chawla Valentina Cornidua Valentina Tereshkova Vladimira Gruntda

8. In which month was The Cassini launched? January October February July

9. The Apehelion distance of Neptune is smaller than the Perihelion distance of Pluto.(t or f) True False

10. Which is the smallest planet among the gaseous giants? Pluto Uranus Neptune Saturn