Impacts of Technological Systems

6/10 Warm-up

Answer in a sentence!

How does Howard County Dept. of Public Works manage household waste?

The Big IdeaThe use of technology affects humans in various ways, including their safety, comfort, choices, and attitudes about technology’s development and use.

BMMS

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.

PoliticalMoral

Social

Electric Chair

Euthanasia

Cell Phones

SUV’sAssault Rifles

Red LightCameras

Abortion

Cigarettes

Electronic Voting Machines

Environment Vs. Economics

• Decisions to develop and use technologies often put environmental and economic concerns in direct competition with one another

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 ExhaustHydrocarbons

(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

Storm Drains to Streams

Street SweepersAnswer 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

12 feet

2 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.

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