Sustainable Consumption of Electricity

What is the definition of sustainable consumption of electricity?

• Using electricity in a way that is cheap and easy to obtain.

• Using electricity in a way that does not deplete the natural resources producing it.

• Using electricity to power as many devices as possible.

• Using only renewable energy sources like wind and solar power.

What is the unit used to measure power?

• Joules

• Watts

• Kilowatts

• Volts

What percentage of South Africa's electricity production is fueled by coal?

• 39%

• 50%

• 93%

• 5%

How are fossil fuels described as being formed?

• From ancient plant matter

• From the remains of sea creatures and plants

• From uranium

• From flowing water

What is a major disadvantage of burning fossil fuels for electricity production?

• It is expensive to obtain and transport.

• It produces huge amounts of energy from small amounts of fuel.

• It releases potentially harmful gases that cause pollution and respiratory diseases.

• The reserves will never run out.

How long are the world's coal reserves expected to last?

• 50 years

• 100 years

• 150 to 200 years

• Indefinitely

Crude oil is used to manufacture which of the following?

• Uranium

• Paraffin, kerosene, and heavy fuel oils

• Natural gas

• Coal

What is the name of South Africa's only nuclear power plant?

• Darling Wind Farm

• Lesotho Highlands Water Project

• Koeberg

• Mossel Bay Desalination Plant

What percentage of the country's electricity is produced by South Africa's nuclear power plant?

• 5%

• 10%

• 50%

• 93%

What is a significant concern for groups opposed to nuclear energy?

• It is a very expensive form of energy.

• It takes a long time to produce energy.

• It produces huge amounts of carbon emissions.

• The threat to people and the environment is high due to dangerously toxic waste.