Energy Sources Flashcards
What is wind power?
Spinning blades on wind turbines
What is hydroelectricity?
Water in hydroelectric dams falls through pipes, driving turbines
What is tidal power?
Tidal barrages built across river mouths
Water flows through pipes in the barrage, driving turbines
What is biomass?
Burned organic waste
What is geothermal energy?
Heat from underground lava
What is solar energy?
Solar panels turn sunlight -> electricity
What are the advantages and disadvantages of using fossil fuels?
Ads - Cheap
Dis - Pollution
- Mining damages environment
What are the advantages and disadvantages of using nuclear fuels?
Ads - No greenhouse gases
Dis - Radioactive waste has to be stored
What are the advantages and disadvantages of using hydroelectricity?
Ads - Renewable
Dis - Pollution
- Large scale flooding
What are the advantages and disadvantages of using biomass?
Ads - Renewable
- Reduces landfill
Dis - Greenhouse gases
What are the advantages and disadvantages of using wind power?
Ads - Renewable
- No gases
Dis - Must be in windy areas
- Affects wildlife
What are the advantages and disadvantages of using tidal power?
Ads - Renewable
- No gases
Dis - Changes water flow
- Large scale flooding
What are the advantages and disadvantages of using geothermal energy?
Ads - Renewable
Dis - Release toxic gases from below
What are the advantages and disadvantages of using solar energy?
Ads - Renewable
- No gases
Dis - Needs large areas (on industrial scale)
- Affects wildlife
