Civilization Crossword

3. This has been used in Roman buildings as a strong base foundation
4. This civilization was first mentioned in the mid-9th century BCE
6. This civilization might’ve declined because of climate change
10. Were used to determine the exact time of sunrise and sunset as well as the fasting period during Ramadan
11. Was invented during 1500 BCE in the Indus Valley civilization
13. This was used as javelin by the Ancient Roman army
16. This is one of Arabic’s contributions to mathematics, the word came from Arabic “al-jabr” which means “reunion of broken parts"
17. This civilization started on 753 BC and ended on 476 AD
18. This invention contributed to the spread and development of the Chinese civilization
19. These buttons are made from seashells during 2000 BCE in the Indus Valley civilization
20. This is the first dynasty in Ancient China

1. This was found in the 9th century when a Chinese alchemist searched for an elixir of immortality
2. These machines were common but Romans were the first to put ballistas in carts for better mobility
5. This literally means Central State or the Middle Kingdom
7. They were the most respected people in Arabic civilization
8. Indus Valley civilization is very famous for discovering various methods of this
9. It is a heavy crossbow-like weapon used to shoot arrows and darts at enemies
12. These were built with the help of China with the invention of paper
14. These weights were discovered in all graduated size that is according to the Harappan binary weight system
15. This invention is significant as it aided to explore the oceans and trade