Active Solar Energy Systems Overview

The video discusses solar energy, highlighting its sustainability and various methods of harnessing it, including photovoltaic cells, active, and passive solar systems. It covers the pros and cons of each method, emphasizing the importance of location and environmental impact. The video also provides exam tips, focusing on understanding the advantages and disadvantages of solar energy systems.

What is one of the main benefits of solar energy?

• It is a finite resource.

• It is easy to harness.

• It is always available at night.

• It is inexhaustible.

Which of the following is NOT a type of solar energy system?

• Passive solar heating

• Photovoltaic cells

• Active solar energy systems

• Nuclear fusion

What is the primary material used in photovoltaic cells to capture sunlight?

• Copper

• Aluminum

• Silicon

• Iron

What is a limitation of photovoltaic solar cells?

• They are effective in areas with little sunlight.

• They require mining for silicon.

• They are inexpensive to produce.

• They can store energy for later use.

How do active solar energy systems primarily function?

• By using photovoltaic cells to generate electricity

• By using energy to pump and heat water

• By storing solar energy in batteries

• By reflecting sunlight into homes

What is a disadvantage of active solar energy systems?

• They do not work in sunny areas.

• They can be costly to set up.

• They require no mechanical equipment.

• They are inexpensive to install.

What is a key feature of passive solar heating?

• It is the most expensive solar energy system.

• It uses photovoltaic cells.

• It involves situating homes to optimize sunlight exposure.

• It requires mechanical equipment.

What is a limitation of passive solar heating?

• It cannot be used in pre-designed homes without modification.

• It is highly polluting.

• It requires significant mechanical equipment.

• It can store energy for later use.

What is a potential environmental impact of large solar farms?

• They increase air pollution.

• They reduce sunlight availability.

• They can damage ecosystems.

• They increase water consumption.

What might the AP exam ask about solar energy?

• Why solar energy is always awesome

• The downsides and upsides of solar energy

• How to install solar panels

• The history of solar energy