EXPLORE THE THEME A Look at the information on these pages and answer the questions. 1. Do you agree with the list of the most important inventions? Can you think of other inventions to add? 2. Of these top 10 inventions, how many were developed within the last 200 years?Why do you think this is? B Match the words in blue to their definitions. __ (n) a plan or drawing that shows the look and function of something __ (adj) being effective without wasting time or energy __ (n) the tools, machines.and other items needed for a particular task DATE: Unknown ) The wheel No one knows who invented the wheel but historians believe that it first appeared in Mesopotamia around 3500 B.C. Today, wheels are used for transportation and in energy-generating equipment. Johannes Gutenberg invented a new type of printing press in 1439. He based his design on existing technologies, but his invention had movable type. This made the printing process much faster. Soon, thousands of books were being printed on his presses throughout Europe, and later the world. The match