Energy

What is renewable energy?

• Energy that comes from non-renewable sources like coal and oil

• Energy that is derived from sources that are naturally replenished

• Energy that can only be used once

• Energy that is produced from nuclear reactions

Which of the following is an advantage of using renewable energy sources?

• Reduces greenhouse gas emissions and dependence on fossil fuels
• Leads to higher energy costs
• Increases air pollution
• Causes environmental degradation

Which of the following is a challenge associated with solar energy?

• High cost of installation
• Intermittency of sunlight
• Limited availability of sunlight
• Incompatibility with existing infrastructure

Which of the following is a renewable energy source?

• Coal energy
• Nuclear energy
• Oil energy
• Solar energy

Which renewable energy source involves using the heat from inside the Earth?

• Solar
• Wind
• Hydroelectric
• Geothermal

Which of the following is a major disadvantage of using fossil fuels?

• Enhanced renewable energy sources
• Increased biodiversity
• Reduced air pollution
• Climate change

What is a major environmental impact of burning fossil fuels?

• Global warming and climate change
• Acid rain formation
• Increase in biodiversity
• Ozone layer protection

What element is most commonly used as fuel in nuclear reactors?

• Plutonium
• Uranium
• Thorium
• Radioactive isotope of Carbon

Which of the following is a major advantage of nuclear energy?

• Low carbon emissions
• suii

What is a major risk associated with nuclear energy?

• Reduced greenhouse gas emissions
• Increased air pollution
• Enhanced wildlife conservation
• Accidents or meltdowns releasing harmful radiation