Atomic Vocabulary

Palavras horizontais

1. A chemical reaction is when you ___ (meaning to move around and recombine) atoms (9)
3. Besides energy, everything in the universe is made of ___ (not atoms) (6)
5. The center of the atom (7)
7. The cathode ray tube experiments led to the discovery of ___ (9)
9. Atoms cannot be cut in half, so we say they are ___ (11)
11. If a neutral atom has 11 protons, how many electrons does it have? (6)
13. First to theorize that the universe was made up of "atoms" (10)
15. Dalton's word for combination of two or more different kinds of atoms (8)

Palavras verticais

2. All matter is made up of ___ (5)
4. Charge of a neutron (7)
6. The dessert Thomson named his atomic model after (12)
8. Charge of an electron (8)
10. If two atoms have the same mass and properties, they are the same ___ (7)
12. The scientist who discovered electrons (7)
14. Positively charged subatomic particle (6)