Quiz on Solar Cells

What do solar cells convert solar energy into?

• Electrical energy

• Thermal energy

• Chemical energy

• Mechanical energy

Which type of semiconductor is primarily used in solar cells?

• Metallic

• Insulating

• N-type and P-type

• Superconducting

What is the role of photons in a solar cell?

• They displace electrons

• They reflect light

• They create heat

• They generate chemical reactions

How does a solar cell help the environment?

• By consuming more energy

• By reducing pollution from fossil fuels

• By increasing fossil fuel use

• By generating more waste

What happens when light falls on a solar cell?

• It generates heat

• It cools the cell

• It creates a potential difference

• It causes the cell to break

If the two surfaces of a solar cell are connected to an external circuit, what occurs?

• The cell stops working

• An electric current passes

• No current flows

• The cell overheats

What is the primary material used in the structure of a solar cell?

• Plastic

• Metal

• Glass

• Semiconductor

Which of the following is NOT a benefit of solar cells?

• Increased reliance on fossil fuels

• Direct conversion of light to electricity

• Sustainable energy source

• Reduction of pollution

What creates the electric current in a solar cell?

• Heat from the sun

• Movement of electrons

• Chemical reactions

• Magnetic fields

Why are solar cells considered a modern solution for energy?

• They are made from renewable resources

• They help preserve the environment

• They are inexpensive to produce

• They require no maintenance