Bicycles were very popular. Paved streets were starting to be made. The Model-T Ford was created by the Ford motor company. The car had black paint to reduce costs. The assembly line made manufacturin

[2 BradleyJ]

Bicycles were very popular. Paved streets were starting to be made. The Model-T Ford was created by the Ford motor company. The car had black paint to reduce costs. The assembly line made manufacturing easier and more efficient. Spurred new Industrial Revolution. Power Controlled Airplane invented in 1903. Could now transport large groups of people fast. The first buildings were 4-6 stories high. Apartments were on each floor and 2-3 families lived in a apartment. Central Park established in the 1850s. Buildings continued to grow, they became larger and held a lot more people. Vacuum was invented in 1901, Electric washing machine was invented in 1907, and Radio Broadcasting was invented in 1908. Antibiotics were discovered in 1938. Penicillin treated endocarditis and pneumonia.