Britannica Insights: Renewable Energy

The video discusses renewable energy, contrasting it with fossil fuels, and explores types like solar, wind, hydroelectric, geothermal, and biofuels. It examines the pandemic's impact on energy consumption and emissions, highlighting reduced travel and electricity demand. The discussion shifts to the future of energy, considering a move towards renewables and the role of natural gas. Challenges like battery technology are noted. Innovations such as solar-powered planes and electric roadways are also covered.

What distinguishes renewable energy from non-renewable energy?

• Renewable energy is only used in developing countries.

• Renewable energy is always more expensive.

• Renewable energy is made from sources that are naturally replenishing.

• Renewable energy is made from fossil fuels.

Which of the following is NOT a type of renewable energy?

• Hydroelectric power

• Nuclear power

• Wind power

• Solar power

How has the pandemic affected energy consumption?

• Increased travel and higher gas usage

• Decreased travel and reduced electricity demand

• Higher emissions from transportation

• Increased industrial production

What is the projected reduction in greenhouse gas emissions due to the pandemic?

• 5%

• 11%

• 20%

• 30%

What is a major challenge of renewable energy?

• It can only be generated when natural conditions are favorable.

• It is not environmentally friendly.

• It is always more expensive than fossil fuels.

• It is not supported by any government policies.

What innovative idea is being tested in Sweden to support renewable energy?

• Solar-powered airplanes

• Electric roadways for charging vehicles

• Wind-powered trains

• Geothermal-powered buses

What is a potential solution for the intermittent nature of renewable energy?

• Using coal as a backup

• Increasing fossil fuel extraction

• Developing better battery storage technology

• Relying solely on wind energy