ics = science of.
| 1. civ ics, citizen | 5. opt ics, see |
| 2. eth ics, character | 6. phys ics, nature |
| 3. econom ics, (see below) | 7. phon ics, sound |
| 4. mechan ics, machine | 8. polit ics, city |
1. Civics. The Science which treats of citizenship.
2. Ethics. The science of right conduct—of character-building.
3. Economics literally means, the science of managing the household; the science of the production and distribution of wealth, or the means of living well.
4. Mechanics. The science of machinery, or the theory of machines.
5. Optics. The science which treats of light and vision, and all that is connected with the phenomena of sight.
6. Physics. The science which treats of the forces of nature; as, gravitation, light, heat, electricity.
7. Phonics. The science of sound; especially of sounds produced by the human voice.
8. Politics. The science which treats of the government of states and cities.