NGSS.HS-ETS1-3

Given the following waste management options, which is the optimal choice?

• Depositing waste in an open pit in the ground
  
• Incineration of waste
• Depositing waste in a landfill
• Production of less waste material

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NGSS.HS-ETS1-3

The EPA requires that all commercial and industrial process refrigeration equipment with more than a 50 lb. charge be repaired when the leak rate exceeds

• 15%

• 25%

• 35%

• 50%

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NGSS.HS-ETS1-3

Which incorporates an externality into the cost of a service?

• crude oil price fluctuation

• the sticker price of an automobile

• line usage charge on utilities

• a sales tax

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NGSS.HS-ETS1-3

The owner of a coffee shop learns that serving its hot drinks in plastic foam cups has a negative impact on the environment. He is considering several way to limit this negative effect. The following chart shows four of the shop’s ideas.    Which method should the coffee shop use to meet its goal?

• Reusing plastic foam cups, because it is a form of recycling that is good for the environment.
• Offering a discount to people for bringing their own mugs, because it will reward those who reuse.
• Serving coffee in paper cups, because it will cause the least amount of change for the customers.
• Encouraging people to drink coffee in the shop, because it will cut the number of cups thrown away.

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NGSS.HS-ETS1-3

Which of the following best describes the advantages and disadvantages of drip irrigation?

• This method most efficiently delivers water directly to plant roots compared with other methods, and wastes less water, but it may be too costly for farmers in developing countries to use.

• This method is suitable for a range of topographies and is easy to operate, but it requires a high initial investment in machinery.

• This method delivers water to the field by pipes and water flows directly over the soil, but there is a large amount of runoff.

• This method applies water directly to trenches dug in soil and is cost effective, but water is often lost to evaporation.

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NGSS.HS-ETS1-3

Vehicle pollution control device that converts most NOx, VOCs, & Carbon Monoxide to H₂O, CO₂, & Nitrogen gas.

• Wet Scrubber

• Bag house filter

• Electrostatic Precipitator

• Catalytic Converter

• Cyclone Separator

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NGSS.HS-ETS1-3

Which would be the best thing to help air quality?

• walk to work everyday

• ride a bus to work every day

• drive a car to work every day

• carpool with others to work every day

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NGSS.HS-ETS1-3

Tick all of the strategies used in industry to reduce noise levels

• Remote machine operation

• Use of acoustic mats

• Sound absorbing materials in the walls

• Acoustic curtains placed around machinery

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NGSS.HS-ETS1-3

Which statement best reflects the reality of human recycling and trash disposal.

• Recycling and proper trash disposal are not my responsibility. We have sanitation workers.

• Recycling and trash disposal are way too expensive. Polluting nature is just a sad reality we can't really do anything about.

• If humans put their minds to it, we could solve most of our recycling and trash disposal problems. Maybe not all, but anything is better than doing nothing.

• There really is no point in trying to recycle or dispose of trash properly. There is no way to solve the problem or make it better.

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NGSS.HS-ETS1-3

What is the cheapest and easiest way to prevent groundwater pollution, but is still being developed?

• Pump nanoparticles of inorganic compounds to remove pollutants

• Remove all water, treat it, then pump it back underground

• Pump macroparticles of organic compounds to add pollutants

• All of the above

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NGSS.HS-ETS1-3