Week 37 DSR

Which of these would best help with global climate change?

• find and use alternate sources of energy

• increase the use of fossil fuels

• decrease the average MPG of our cars

• stricter standards on water quality

Which is NOT a negative consequence of burning coal?

• causes lung cancer and other respiratory problems

• pollutes ocean water when drilling for coal.

• releases large amounts of carbon dioxide

• causes water pollution and acid rain

A resource would be classified as sustainable if which of the following were true about it?

• The resource can be renewed in a human lifetime.

• The resource was discovered relatively recently

• The resource produces nothing harmful to living things

• Humans use this resource nearly every day.

Which natural resource is a nonrenewable source of energy?

• Wind

• Oil

• Water

• Sunlight

The deforestation of rainforest ecosystems for logging and for farming has had what direct effect on those areas?

• a decrease in the average annual temperature

• the increase of highly fertile topsoil

• desertification of the areas

• production of a sustainable area of fertile farmland

According to the diagram, the LEAST amount of water is used in households when people

• Wash clothes

• Run the dishwasher

• Take a shower

• Flush the toilet

The overuse of ________ could result in a shortage of freshwater in many areas of the world in the next few decades

• Pollution

• Rain forest

• Aquifer

• Drought

Mountains in Hawaii were most likely formed by what process?

• Ocean rift volcanoes

• Earthquakes

• Landslides

• Active volcanoes

According to the diagram, which household activity uses the MOST amount of water?

• Faucets

• Flushing the toilet

• Washing clothes

• Taking showers

Fuel made from plants is called biofuel. These fuels can be renewed in anywhere from 2 to 100 years depending on the plants used to create the fuel. Compared to fossil fuels, biofuels

• take a much shorter time to be renewed

• take a much longer time to be renewed

• take a similar amount of time to be renewed

• are both considered nonrenewable sources of energy