Particle Physics Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.

    8         9     


2. Particle which carries away the missing energy and momentum during the nuclear decay process
6. Particle ____________. Used to convert energy into matter
9. One of the quarks which has a positive charge
10. The anti-particle of the electron
11. One of the quarks wwhich has a negative charge
12. During pair annihilation, two of these rays are produced


1. The anti-particle of the quark
3. This type of particle does not feel the strong force
4. John ________. Ernest Walton's research partner
5. The Hadrons are divided into two groups: MESONS and _______
7. Force which holds the nucleus together
8. This substance was bombarded with artificially accelerated protons, during the first artificial splitting of a nucleus