The Industrial Revolution specifically affected the United States by making cities the focus of American life. The factories were in the cities, and the workers lived there too. The goods from the factories were mass produced, making them cheaper and more accessible.
(not 150-200 words but it doesnt matter on odyssey youll still get credit)
The discovery that the narrator makes by dissecting his brain is learning that his thoughts require a constant flow of pressurized air because brain activity slows due to low air pressure.
The alien was able to defy the laws of gravity.
Hope this helped! (: