WorksheetsSolar energy
Total questions: 10
Worksheet time: 6mins
Solar energy is an example of (a) energy.
Where is solar energy derived from?
wind
the sunlight
torches
tidal turbines
What are semiconductors usually made of?
Aluminium
Copper
Silicon
Iron
What is another name for solar cells?
semiconductor cells
light cells
radiation cells
photovoltaic cells
It is easy to increase supply of solar energy in times of demand.
True
False
What is the role of the encapsulant layers in a solar cell?
To hold the PV cells in place
To protect the PV cells from harsh sunlight
To protect the PV cells from impact from hail or debris
How thick is the toughened glass layer of the solar panel?
0.1 - 1.0 mm
1.0 - 2.0 mm
2.0 - 3.0 mm
3.0 - 4.0 mm
Select all the pros of using solar energy.
Low upfront cost
Is reliable
Does not produce pollutants once in place
Does not run out
How many years worth of fuel does the sun still have?
5 million years
5 billion years
5 trillion years
500,000 years
How many watts does a single photovoltaic cell generate when light strikes the junction between a metal and a semiconductor?
2.8 watts
20 watts
2 watts
4 watts
