The idea was to have two house legislature that would choose a President and supreme court justices
Plumbing was more of a luxury/comfort for people that also made their life easier. Baths were common and were usually taken while standing up in public baths. Bathing was also used for ceremonial purposes in religious services and rituals. Toilets were only limited to those who could afford them, so the upper class. Lower classes used urns or sump pots. Upper class toilets were stacked bricks with a hole that would drain out. Plumbing on the 2nd floor though was led by pipes to the streets. Limestone was used to prevent leakage.
Answer:
vaccination
Explanation:
Louis Pasteur had been working to find a vaccine that would cure cholera in chickens. His lab assistant gave an older, weaker strain of the disease to the birds. When these birds did not die Pasteur began to rethink his ideas a came up with our current method of administering vaccinations.
Answer:
Space exploration led to advances in many fields. Some include the telecommunications, micro-technology, computer science and the solar power. It started the efforts of lauching space devices and competitive countries were able to send space probes to places like the moon and even Venus.