Renewable Energy Concepts and Disadvantages

Questions and Answers

What is a major disadvantage of using hydropower?

It can disrupt local ecosystems and displace communities. (correct)

It produces greenhouse gas emissions.

It is highly inefficient compared to fossil fuels.

It requires constant sunlight.

What is a key characteristic of geothermal energy?

It is dependent on sunlight for energy generation.

It is always available regardless of weather.

It has low upfront costs and high accessibility.

It has high upfront costs and limited suitable locations. (correct)

What is the main environmental advantage of renewable energy sources?

They are more affordable than non-renewable sources.

They have higher energy output regardless of conditions.

They can be used in all geographical areas without limitations.

They produce less pollution and reduce greenhouse gas emissions. (correct)

What does a BER rating assess?

<p>The energy efficiency of buildings in terms of heating, cooling, and electricity usage.</p> Signup and view all the answers

Which of the following is a disadvantage of solar energy?

<p>It depends on sunlight availability, which varies by location and weather.</p> Signup and view all the answers

Study Notes

Hydropower Disadvantages

Disrupts local ecosystems, impacting wildlife and plant species.
Can displace communities, leading to social and economic challenges.

Solar Energy

Defined as energy harnessed from the sun's rays, utilized for electricity generation and heating.

Workplace Safety

Familiarity with exits and evacuation procedures is essential for ensuring safe and efficient escape during emergencies, mitigating risks to life.

Geothermal Energy Disadvantages

Involves high upfront costs, making initial investment significant.
Limited to areas with suitable geological conditions for energy extraction.

Environmental Benefits of Renewable Energy

Renewable energy sources generate less pollution compared to non-renewable options.
Help in reducing greenhouse gas emissions, contributing to climate change mitigation.

Light Energy

Recognized as energy in the form of visible light, essential for various biological and technological processes.

Benefits of Solar Energy

Renewable energy source, meaning it will not deplete over time.
Can significantly reduce electricity bills for consumers using solar technology.

Building Energy Rating (BER)

Assesses the energy efficiency of buildings, focusing on heating, cooling, and electricity usage metrics.

Role of Safety Representatives

Serve as liaisons for employees regarding health and safety matters, ensuring their concerns are addressed.

Solar Energy Challenges

Dependent on sunlight availability, limiting effectiveness in areas with inconsistent weather patterns.

Description

This quiz explores various forms of renewable energy, including hydropower, solar, and geothermal, along with their advantages and disadvantages. It also touches on the importance of workplace safety and environmental benefits associated with renewable sources. Test your knowledge on how these energies impact our ecosystems and communities.