8. The hydrometer is used for measuring the specific gravity of water and other liquids.
9. The lactometer is used for measuring the purity and richness of milk.
10. The metric system of weights and measures is one in which the meter is the unit of measure.
12. The perimeter is the measure around a body or figure.
14. Trigonometry treats of measurements based on the triangle (three angles).
phon = sound.
| 1. eu phony, well | 4. phono graph, write |
| 2. phon etic, pertaining to | 5. sym phony, with |
| 3. phon ic, pertaining to | 6. tele phone, far |
polis = city.
| 1. acro polis, high, upper | 5. metro polis, mother |
| 2. Anna polis, Ann | 6. Minne apolis, Minne |
| 3. Constantin ople, Constanine | 7. police |
| 4. Indiana polis, Indiana | 8. politics |
1. The acropolis was the upper part of a Grecian city. It commanded a view of the surrounding country.