1. The Airplane: How Does it Work?
... 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 ... propelled by wing movements, and also helicopters (Lopez, Aviation a Smithsonian Guide, 1995, p 17). In the 1800s, inventors turned their attention to studying the shape of the wings and how it performed ...
- Word Count: 1526
- Approx Pages: 6
- Has Bibliography
- Grade Level: High School