Renewable Energy Technologies - JSS2 Basic technology Past Questions and Answers - page 1
What renewable energy technology harnesses sunlight to generate electricity or heat water?
Wind energy
Biomass energy
Solar energy
Hydropower
Which renewable energy source converts kinetic energy from wind into electrical power?
Biomass energy
Solar energy
Wind energy
Hydropower
What is a common organic material used in biomass energy production?
Coal
Natural Gas
Petroleum
Wood
Which renewable energy technology utilises flowing water to generate electricity?
Solar energy
Biomass energy
Wind energy
Hydropower
What is a major benefit of renewable energy technologies?
Increased greenhouse gas emissions
Energy dependence on fossil fuels
Diversification of energy sources
Higher operational costs
What is a significant challenge associated with renewable energy technologies?
Low initial investment costs
Intermittency of energy generation
Dependence on fossil fuels
Minimal land use requirements
Which renewable energy technology is known for its high initial investment costs?
Biomass energy
Solar energy
Wind energy
Hydropower
What role does biomass energy play in renewable energy systems?
Harnessing sunlight for electricity generation
Converting organic materials into biofuels
Using wind turbines to generate power
Generating electricity from flowing water
Which renewable energy technology requires significant land area for large-scale deployment?
Solar energy
Biomass energy
Wind energy
Hydropower
What environmental benefit is associated with renewable energy technologies?
Increased dependence on fossil fuels
Higher greenhouse gas emissions
Limited energy security
Reduced carbon footprint