1.8a Environmental Issues

What is global warming?

• the average temperature rise of our planet

• the sudden temperature rise of our planet

• the erratic temperature rise of our planet

• the unexplained temperature rise of our planet

Why does human activity increase global warming?

• Burning fossil fuels creates CO₂

• CO₂ is combustible

• Fossil fuels contain CO₂

• CO₂ traps heat

Which are effects of global warming?

• More tsunamis

• More earthquakes

• More extinctions

• More flooding

What is sustainability?

• prohibiting the use of natural resources except where there are no alternatives available

• discovering new resources to replace the resources that are running out

• preserving resources to protect them from our own use and use by future generations

• conserving resources to meet our own needs and the needs of future generations

Which of the following cannot be done 'electronically'?

• Reading a story

• Weight training

• Playing noughts and crosses

• Holding a meeting

Which are carbon footprints?

• the amount of carbon released into the atmosphere by an individual per year

• the amount of carbon dioxide released into the atmosphere by a company per year

• the amount of carbon dioxide released into the atmosphere by an individual for a holiday

• the amount of carbon released into the atmosphere by a company per year

which are advantages to the environment of purchasing console games as digital downloads?

• the digital download is cheaper to produce

• the digital download requires no packaging

• the digital download is available instantly

• the digital download does not require collection or delivery

Why might phone cables be designed with planned obsolescence?

• The manufacturer could make extra profit if you have to buy a new cable

• The manufacturer is expecting that you will want to upgrade your phone after two years

• The manufacturer is trying to minimise the use of materials in the cable as part of a more sustainable design

• The manufacturer is developing new improved products that will be on sale soon

What is throw-away technology

• Sporting technology that is used in throwing events

• Highly durable technology that can survive being dropped or thrown

• Technology that is not designed to be repaired or upgraded

• Technology that reads RFID tags on wrappers as they are thrown away

What is the problem with E-waste?

• E-waste is does not contain any valuable materials

• E-waste is often sent abroad and processed unsafely

• E-waste contains many hazardous materials

• E-waste cannot be recycled