1. The Airplane: How Does it Work?
... adventurous people equipped with flapping wings who flung themselves from high places. However, these devices did not perform well. According to Donald Lopez, Senior Advisor to the director of the National Air and Space Museum, in his book Aviation a Smithsonian guide, people of that time tried to imitate birds. For example "in 1010 a monk named Eilmer jumped from Malmesbury Abbey in England and broke his legs ... time. Each side worked hard to build powerful planes (Lopez, Aviation a Smithsonian Guide, 1995, p 49). This helped improved this invention. In World War II, the fighters and ...
- Word Count: 1526
- Approx Pages: 6
- Has Bibliography
- Grade Level: High School