41.
What is the average lifespan of a solar panel?
A
30-40 years
B
5-10 years
C
10-20 years
D
20-30 years
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What is the average lifespan of a solar panel?
30-40 years
5-10 years
10-20 years
20-30 years
Which type of solar energy system stores energy for later use?
Solar heating
Grid-tied
Off-grid
Battery storage
What is the process of converting sunlight into electricity called?
Electrolysis
Photosynthesis
Photovoltaic effect
Combustion
What are solar panels composed of?
Copper wires
Mirrors
Lenses
Photovoltaic cells
What is the main disadvantage of solar energy?
Produces greenhouse gases
High pollution
Dependency on sunlight
Non-renewable
What is the primary material used in most solar cells?
Gold
Copper
Silicon
Aluminum
Which device is used to convert solar energy into electricity?
Generator
Wind turbine
Solar panel
Battery
What type of energy is solar energy?
Renewable
Chemical
Mechanical
Thermal
What is solar energy primarily derived from?
Wind
Moon
Earth
Sun