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Worksheets1.8a Environmental Issues
Total questions: 17
Worksheet time: 9mins
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
Which of the following metals found in e-waste are toxic?
Mercury
Cadmium
Gold
Lead
Which are advantages of recycling?
It takes a lot of transport and complex machinery to recycle
It reduces the need to create new materials, so conserves resources
Most of the jobs in a recycling center are high-tech skill set and highly paid
Reduces the amount of material that gets sent to landfill
What is the problem with fossil fuels?
The CO₂ trapped inside them is released when it is burned
The carbon they are made from combines with oxygen to make CO₂ when it is burned
Fossil fuels are a expensive way to produce electricity
Fossil fuels create pollution when they are burned
Which of the following are true of green energy?
Uses natural resources like solar and wind power
Cheaper than fossil fuel energy
Creates free energy
Is sustainable
What is the purpose of climate modelling?
it can prevent climate change, so allow us to increase human activity
it can predict the consequences and warn against continued levels of human activity
it can predict the benefits of and encourage reducing our carbon footprint
it can accurately predict the weather for the next month
How can computer science help save the environment?
Computers run on electricity, which is low cost with zero carbon footprint
Drones can deliver products quickly to virtually any location
Computer simulations of the climate can help us make better decisions to prevent global warming
Can use less materials for packaging by downloading electronic copies of games
Why are streaming services like Netflix threatening the environment
The carbon footprint of streaming a film is greater than having a DVD delivered, resulting in a higher carbon footprint
The energy use of streaming a film is greater than going to watch it at a cinema, resulting in a higher carbon footprint
The variety and convenience of video streaming encourages more people to watch more films, resulting in a high carbon footprint
The films will be streamed at different times by different people, so the total energy usage is spread out, resulting in a higher carbon footprint
