Answer Key
A:
- atom
- proton
- electron
- neutron
- nucleus
B:
1-b, 2-c, 3-a, 4-d
C:
6. c
7. b
8. b
9. b
D:
- Proton — Positive — Nucleus
- Neutron — No charge — Nucleus
- Electron — Negative — Outside the nucleus
F:
14. Atomic number = 8; Mass number = 16; Net charge = 0
15. Atomic number = 11; Mass number = 23; Net charge = 0