Exercise 1.1: Intro to Mechanical Devices
Go to the Canadian Museum of Civilization virtual exhibition on the construction of the Egyptian Pyramids at this link
Question 1 - Identify two main obstacles workers had to overcome to construct this monument.
Question 2 - Identify three simple machines that the workers might have used to build The Great Pyramid of Giza in Egypt.
Go to the "How Tower Cranes Work" web site and read about these amazing mechanical devices.
Question 3 - Why doesn't a tower crane fall over when it lifts a heavy load?
Question 4 - What types of buildings are usually built with tower cranes?