Solar Cells

What is the expected efficiency of commercial-size modules developed by Qcells?

• 30%

• 26%

• 20%

• 16%

Tags

NGSS.HS-PS3-3

What is the efficiency achieved by Oxford PV according to the text?

• 48.6%

• 38.6%

• 28.6%

• 18.6%

What is the main factor limiting the expansion of solar energy according to Jenny Chase?

• Manufacturing costs

• Grid connection

• Government policies

• Material availability

Tags

NGSS.HS-ETS1-3

What is the role of the anti-solvent solution in the production of perovskite?

• Coloring the material

• Driving the crystallization

• Reducing the material cost

• Increasing the temperature

What is a solar cell?

• A device that converts sunlight into electricity

• A type of battery

• A plant that absorbs sunlight

• A chemical compound

How does a solar cell turn sunlight into electricity?

• By heating up

• By exciting electrons to a higher energy level

• By absorbing water

• By reflecting light

Tags

NGSS.HS-PS1-2

What is the power efficiency range of a typical crystalline silicon solar cell?

• 10 to 15 percent

• 22 to 23 percent

• 30 to 35 percent

• 40 to 50 percent

Tags

NGSS.HS-PS3-3

What is the biggest difference between how a plant captures light energy and how we do it with solar cells?

• Plants use light to make fuel

• Solar cells use light to make food

• Plants reflect light

• Solar cells absorb water

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

What is a concern about solar cells besides power efficiency?

• The color of the cells

• The cost of making them

• The size of the cells

• The weight of the cells

Tags

NGSS.HS-ETS1-3

What is the primary function of a solar cell?

• To convert sunlight into electricity

• To store solar energy as heat

• To reflect sunlight

• To absorb carbon dioxide

Tags

NGSS.HS-PS3-3