7 renewable energy resources

Source derived by capturing light or IR to convert into electricity or use for heating

• Solar

• Wind

• Hydroelectric

• Hydrogen

Solar cells use PV technology. What does PV stand for?

• Protovolumetric

• Photovoltaic

• Pabulumvacuus

• Patervafer

Why is solar energy functionally endless?

• Our Sun will give out energy for at least another 5 billion years

• Solar energy can run on electric lamps

• Our Sun will give out energy forever

• We can move to a new star

Which of these is an advantage of solar energy?

• Cheap to set up

• Works 24 hours a day

• Cheap to run

• Expensive to set up

Which of these are a disadvantage of solar?

• Can provide large boosts of energy when needed

• Takes a lot of space for commercial level energy needs

• Cheap to run

• Cheap to set up

Which of these could be either a large (e.g. city) power system or an individual household system?

• Tidal

• Solar

• Hydroelectric

• Hydrogen

Which of these could only be a large (e.g. city) power system (not an individual household system)?

• Tidal

• Solar

• Wind

• Geothermal

Which of these depend on convection?

• Solar

• Hydrogen

• Wind

• Geothermal

Which of these emit greenhouse gases such as carbon dioxide or methane?

• Tidal

• Biomass

• Geothermal

• Wind

Which of these might be accused of 'visual and noise pollution'?

• Tidal

• Hydrogen

• Geothermal

• Wind