Across
- 1. Latin word meaning “in between river,” referring to an early civilization.
- 2. Invented by James Watt; converts heat to motion.
- 5. Filipino sword used by Datus and Sultans.
- 6. Material used by Egyptians for record keeping.
- 7. Greek ancient analog computer used to predict astronomical positions and eclipses.
- 9. Egyptian water clock.
- 12. Writing system of Mesopotamia.
- 13. Charcoal, sulfur, potassium nitrate; used as weapon and fireworks.
Down
- 1. Egyptian preservation of the dead.
- 3. Indigenous scripts of pre-colonial Philippines.
- 4. “An eye for an eye, a tooth for a tooth.”
- 6. Heat processing liquids/foods to kill bacteria.
- 8. Tool used to transform fiber into thread/yarn.
- 9. Bound books covered with wax then replaced with animal skin.
- 10. Channels that transport water from a source to places that need water.
- 11. Agricultural tool used to cultivate land for increased crop production.