Science

3. Life (as we know it) cannot exist without this liquid
5. Smallest bit of matter. In chemical reactions their involvement matters.
6. The three laws of motion are his contribution
8. nothing can travel faster than it
10. famous for its rings
12. No television or any other technology without this form of energy ;)
13. The most common chemical element in the universe
15. You are reading this with help of those two balls
19. Also called double helix . It contains our genetic code
20. Gives you the power to fight against disease with ease. 'Available in Fruits'
21. You can blame for common cold to them . They are smaller than 'Bacteria' but mightier.
22. Right now you breathing it in

1. takes CO2. Gives O2 :)
2. A radioactive yellow and curved fruit
4. does lub-dup lub-dup all the night and day pumping the juice of red and white blood cells and plasma
7. Used to see those stars far away from cities.
9. The building blocks of the body.
11. Planet next to us. Red in colour and named after god of war.
12. Energy and Matter has relation said this man through his equation
14. Heat a liquid to get this.
16. Our blue and beautiful planet revolves around this yellow and furious middle aged star
17. Mushrooms and Yeasts are neither plant nor an animal. They are ??
18. A philosopher and astronomer who discovered the four moons of jupiter. Hint ; G******