Physics Crossword Puzzle

2. a generic name for electrons and their relatives mu and tau, and the associated neutrinos.
3. Can never be proved
7. made of atoms bonded together
8. Taught Science in Brazil and realized students weren't learning but memorizing
9. All matter in the universe exploding from a volume much smaller than an atom, about fifteen billion years agoStringTheory best prospective theory of "everything"
13. Few Assumptions, Many
14. made of electrons, neutrons and protons
16. are groups of millions to billions of stars held together by their mutual gravity, along with the gravity of the invisible dark matter
17. consists of things that go around a star(s)
19. Hold together quarks

1. Japanese physicist who showed how the proper effects would result if n and p interacted with a new particle with about 279 times the electron’s mass
4. We can make no perfect
5. Produces the correct conditions for Big Bang
6. My Teacher calls himself
10. rocks, all sizes, mostly between Mars and Jupiter
11. make up neutrons and protons
12. Particle of 211 electron masses
15. Consists of the interactions of Observations and Scientific Theory
18. Comets seem to come from a huge spherical cloud far outside of the Kuiper Belt called the