Impacts of Technological Systems The Big Idea The use of technology affects humans in various ways, including their safety, comfort, choices, and attitudes about technology’s development and use. 6/10 Warm-up Answer in a sentence! How does Howard County Dept. of Public Works manage household waste?
Managing Waste • The management of waste produced by technological systems is an important societal issue. • What are some current systems used to manage the waste produced by technology systems? - Used Motor Oil - Aluminum Cans - Printer cartridges - Used tires - Old computers - Old paint - Batteries - Carbon Monoxide
Attitudes • Attitudes (and actions) toward a product or system vary greatly and are influenced by moral, social, and political beliefs. Political Moral Cell Phones Cigarettes Red Light Cameras Electric Chair SUV’s Assault Rifles Euthanasia Social Electronic Voting Machines Abortion
Environment Vs. Economics • Decisions to develop and use technologies often put environmental and economic concerns in direct competition with one another Economics Environment
Disaster Clean-up • Technologies can be used to repair damage caused by natural disasters Hurricane and other wind storms Floods
Breaking Down Waste • Technologies can be used to break down waste from the use of various products and systems. Automobile Exhaust Hydrocarbons (HC) Nitrogen Oxides (NOx) Carbon Monoxide (CO)
Back to the Movies • What are some waste products of a movie theater parking lot? • How will rain make the waste an even larger problem? • Trash • Plastic • Aluminum • Paper • Food • Car Fluids • Oil • Transmission • Antifreeze • Car Solids • Brake Dust • Tire Rubber • Paint • Glass
Street Sweepers Answer and show your work! What is the total cost to run a Mechanical street sweeper 400 miles per year for 5 years? How does this compare to a Vacuum assisted sweeper running the same distance each year for 5 years?
10/4 “I have ________ drills in my Tech Ed notebook.” What is the volume of this shape? 2 feet 2 feet 12 feet
6/13 Drill List at least 4 things the owner of a movie theater can do to reduce the amount of waste in the parking lot that gets to the streams.