Waste

Which of the following does NOT describe problems associated with modern landfills?

• Chemicals leaking out of the waste stored there may pollute wells or groundwater supplies.

• Materials buried in landfills decompose in three years.

• Explosive gases an be produced by landfills and may build up in the basements of nearby buildings.

• all of the above

Tags

NGSS.MS-ESS3-4

What is the most helpful thing a consumer can do to make sure that more materials are recycled?

• encourage friends and neibors to recycle their newspapers.

• Carefully wash and sort all materials put out for recycling.

• Write letters to legislators asking that recycling be made mandatory.

• Make an effort to buy products made form recycled materials whenever possible.

Tags

NGSS.MS-PS1-3

Which produces the most solid waste?

• manufacturing

• plastic packaging

• agriculture

• nuclear power plants

Which items make up the largest percentage of waste produced by households and buisinesses?

• aluminum cans

• plastic bottles and packaging

• paper products

• yard waste, such as grass clippings and tree limbs

What percentage of the energy needed to make aluminum can from ore is needed to make recycled aluminum cans?

• 95 %

• 60%

• 5%

• 25%

What is the best description of composting?

• Composting reduces the amount of garbage individuals send to the landfills, but large scale composting is impractical.

• Composting could reduce the amount of waste that restaurants, food processing plants, and animal feedlots send to landfills.

• Compost made from glass and plastic can be recycled and used as building materials.

• Yard waste, such as grass clippings, is not suitable for composting because it contains low levels of nutrients.

Tags

NGSS.MS-LS2-3

Which of the following does NOT describe degradable plastics?

• Some plastics are designed to deteriorate, when exposed to sunlight.

• Plastic that contain sugars can be acted on by soil bacteria.

• Degradable plastics usually break down completely in damp environments.

• all of the above

Which of the following is NOT considered hazardous waste?

• dead batteries such as those used in flashlights and radios.

• rotting meat and other food waste

• metals such as lead and mercury

• both a and c

Under the Superfund Act,

• the EPA may sue companies that dump hazardous waste illegally in the United States.

• most of the dangerous toxic dump sites have been cleaned up.

• companies that cannot afford to clean up their hazardous waste can have the government pay for the cleanup.

• all of the above

Tags

NGSS.HS-ETS1-3

Some hazardous waste is disposed of by deep-well injection. This procedure

• pollutes the wells and water supplies of nearby residents.

• stores wastes in layers of dry rock below the water table.

• violates federal law.

• all of the above

Tags

NGSS.HS-ESS2-5

NGSS.HS-ESS3-4