Solar Energy (Grade 11 NSC Matric Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What % of SA's electricity should come from renewables by 2030 according to 2011 policy?
What % of SA's electricity should come from renewables by 2030 according to 2011 policy?
9%
Which method converts sunlight directly into electricity using solar cells?
Which method converts sunlight directly into electricity using solar cells?
Photovoltaic generation
What does direct solar heating use sunlight for?
What does direct solar heating use sunlight for?
As a heat source
What do solar cookers use to concentrate sunlight?
What do solar cookers use to concentrate sunlight?
Reflective metal surfaces
What does Eskom provide to customers who install solar water heaters?
What does Eskom provide to customers who install solar water heaters?
Cash subsidies
How much land do solar thermal plants need vs coal-fired plants of equal capacity?
How much land do solar thermal plants need vs coal-fired plants of equal capacity?
One-third the area
What material do photovoltaic cells typically contain?
What material do photovoltaic cells typically contain?
Silicon-based materials
What was the worldwide photovoltaic capacity by 2012?
What was the worldwide photovoltaic capacity by 2012?
62,000 megawatts
What % of global photovoltaic capacity does Germany's 18,000 megawatts represent?
What % of global photovoltaic capacity does Germany's 18,000 megawatts represent?
More than 40%
Which SA regions experience the most intense solar radiation?
Which SA regions experience the most intense solar radiation?
Northwestern regions