Physics

4. The temeperature-scale used in Physics
6. The one thing that stands between Physics and Maths
8. The Mastermind behind The Theory of generell and special relativity
10. The first wave that was also discovered to be a particle
11. The thing that neutrons distinctly Lack
13. The thing found in electronics that stores electrical Charge
17. The Person who invented calculus
19. The approach to the theory of motion that causes by far the most headaches

1. What the "c" in E=mc^2 stands for, written with two "-"
2. The Theory that describes electric and magnetic fields
3. A way of behaving that is unique to waves
5. The tiny particles that make up light
7. The Word commonly found in Front of "fusion"
9. The tiny thing that most of particle physics is about
12. The language that describes the world
14. The first and most prominent thing to be known to be indectructible
15. Originally defined as Mass Times speed but also found to be possessed by the mass-lass light-particles
16. The supposedly undivideable thing that turned out to be quit easy to divide
18. The force that was originally called "spooky action at a distance"