Solar Cells

What type of solar cells are mentioned as the most promising for increasing efficiency?

• Single junction cells

• Double junction cells

• Tandem cells

• Triple junction cells

Tags

NGSS.HS-PS3-3

What is the efficiency percentage measured for tandem solar cells in the text?

• Almost 35%

• Almost 30%

• Almost 25%

• Almost 20%

Tags

NGSS.HS-PS3-3

What is the main challenge for tandem solar cells before going into serial production?

• Design

• Color options

• Stability

• Size variations

Tags

NGSS.HS-ETS1-3

What is the current cost per watt for silicon solar cells as mentioned?

• 12.7 US cents

• 25 US cents

• 15 US cents

• 20 US cents

Tags

NGSS.HS-ESS3-2

NGSS.HS-ETS1-3

What is the main material discussed in the text that could revolutionize solar energy?

• Perovskite

• Silicon

• Graphene

• Plastic

Tags

NGSS.HS-PS3-3

What is the main advantage of perovskite over silicon as mentioned in the text?

• Flexibility

• Weight

• Ease of processing

• Color variety

What method is used to create the perovskite film?

• Spin coating

• Dip coating

• Spray painting

• Brush painting

What is a major issue with perovskite structures in tandem solar cells?

• Color fading

• Stability

• High cost

• Weight

Tags

NGSS.HS-ETS1-3

What does encapsulation help with in the context of solar cells?

• Increasing weight

• Improving color

• Reducing cost

• Sealing off from external influences

Tags

NGSS.HS-ETS1-3

What is the primary function of a solar cell?

• Convert sunlight into electricity

• Store solar energy

• Reflect sunlight

• Absorb heat