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- Solar cells - Above
Science
Year 9
Above satisfactory
Solar cells
![](/media/5804/merici-stem-9-experimental-investigation-2014-1674_page_01.png)
Uses detailed scientific and spatial reasoning to support hypothesis 2 Annotation 2
Demonstrates scientific understanding of physical processes occurring in photovoltaic cells 3 Annotation 3
Explains in detail how knowledge gained in investigation is relevant to real-world applications
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Annotations
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1
Annotation 1
Uses detailed scientific and spatial reasoning to support hypothesis -
2
Annotation 2
Demonstrates scientific understanding of physical processes occurring in photovoltaic cells -
3
Annotation 3
Explains in detail how knowledge gained in investigation is relevant to real-world applications
![](/media/5805/merici-stem-9-experimental-investigation-2014-1674_page_02.png)
Provides diagram of experimental setup 2 Annotation 2
Describes experimental method by giving clear and detailed instructions 3 Annotation 3
Includes expected outcomes of important steps and offers alternative procedures if not met
-
Annotations
-
1
Annotation 1
Provides diagram of experimental setup -
2
Annotation 2
Describes experimental method by giving clear and detailed instructions -
3
Annotation 3
Includes expected outcomes of important steps and offers alternative procedures if not met
![](/media/5806/merici-stem-9-experimental-investigation-2014-1674_page_03.png)
Provides clearly labelled photographs of experimental setup
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Annotations
-
1
Annotation 1
Provides clearly labelled photographs of experimental setup
![](/media/5807/merici-stem-9-experimental-investigation-2014-1674_page_04.png)
Provides list of safety precautions 2 Annotation 2
Clarifies reasons for safety precautions 3 Annotation 3
Provides table of key measurements used as reference values 4 Annotation 4
Displays graph of solar cell’s characteristic curve indicating value used for optimal performance
-
Annotations
-
1
Annotation 1
Provides list of safety precautions -
2
Annotation 2
Clarifies reasons for safety precautions -
3
Annotation 3
Provides table of key measurements used as reference values -
4
Annotation 4
Displays graph of solar cell’s characteristic curve indicating value used for optimal performance
![](/media/5808/merici-stem-9-experimental-investigation-2014-1674_page_05.png)
Provides table containing raw data of characteristic curve 2 Annotation 2
Displays well-labelled graph and table showing effect of filters on solar cell output
-
Annotations
-
1
Annotation 1
Provides table containing raw data of characteristic curve -
2
Annotation 2
Displays well-labelled graph and table showing effect of filters on solar cell output
![](/media/5798/merici-stem-9-experimental-investigation-2014-1674_page_06.png)
Displays well-labelled graph and table showing effect of distance from light source on solar cell output 2 Annotation 2
Describes trends observed in results of both experiments 3 Annotation 3
Affirms that results support both hypotheses
-
Annotations
-
1
Annotation 1
Displays well-labelled graph and table showing effect of distance from light source on solar cell output -
2
Annotation 2
Describes trends observed in results of both experiments -
3
Annotation 3
Affirms that results support both hypotheses
![](/media/5799/merici-stem-9-experimental-investigation-2014-1674_page_07.png)
Provides detailed explanation of how filters affect power output of solar cell 2 Annotation 2
Demonstrates understanding of wave model of light 3 Annotation 3
Relates transmission rates of filters to their material properties
-
Annotations
-
1
Annotation 1
Provides detailed explanation of how filters affect power output of solar cell -
2
Annotation 2
Demonstrates understanding of wave model of light -
3
Annotation 3
Relates transmission rates of filters to their material properties
![](/media/5800/merici-stem-9-experimental-investigation-2014-1674_page_08.png)
Gives detailed explanation of inverse square law using spatial reasoning and supporting diagram 2 Annotation 2
Rebuts potential misconception about why light intensity decreases with distance 3 Annotation 3
Designs and performs simple experiment to confirm inverse square law
-
Annotations
-
1
Annotation 1
Gives detailed explanation of inverse square law using spatial reasoning and supporting diagram -
2
Annotation 2
Rebuts potential misconception about why light intensity decreases with distance -
3
Annotation 3
Designs and performs simple experiment to confirm inverse square law
![](/media/5801/merici-stem-9-experimental-investigation-2014-1674_page_09.png)
Analyses cause of uncertainty in experimental results 2 Annotation 2
Suggests solution to avoid experimental error in future experiments 3 Annotation 3
Gives detailed account of experimental challenge that was detected and solved during experiment
-
Annotations
-
1
Annotation 1
Analyses cause of uncertainty in experimental results -
2
Annotation 2
Suggests solution to avoid experimental error in future experiments -
3
Annotation 3
Gives detailed account of experimental challenge that was detected and solved during experiment
![](/media/5802/merici-stem-9-experimental-investigation-2014-1674_page_10.png)
Suggests several alterations to experimental design that would result in further understanding of solar cell power output 2 Annotation 2
Summarises essential outcomes of experiment and states that they confirm hypotheses 3 Annotation 3
Provides list of sources used to research aspects of investigation
-
Annotations
-
1
Annotation 1
Suggests several alterations to experimental design that would result in further understanding of solar cell power output -
2
Annotation 2
Summarises essential outcomes of experiment and states that they confirm hypotheses -
3
Annotation 3
Provides list of sources used to research aspects of investigation
![](/media/5803/merici-stem-9-experimental-investigation-2014-1674_page_11.png)
Provides list of key mathematical relationships and calculations
-
Annotations
-
1
Annotation 1
Provides list of key mathematical relationships and calculations
Satisfactory
Solar panels
![](/media/5791/merici-stem-9-experimental-investigation-2014-1680_page_01.png)
States aim of investigation 2 Annotation 2
Makes reasonable prediction regarding effect of filters on power output 3 Annotation 3
Describes potential real-world application of investigation
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Annotations
-
1
Annotation 1
States aim of investigation -
2
Annotation 2
Makes reasonable prediction regarding effect of filters on power output -
3
Annotation 3
Describes potential real-world application of investigation
![](/media/5792/merici-stem-9-experimental-investigation-2014-1680_page_02.png)
Describes experimental method using detailed, step-by-step instructions 2 Annotation 2
Includes important considerations to ensure accurate measurements 3 Annotation 3
Suggests alterations to experimental setup for interesting alternative experiments 4 Annotation 4
Designs second experiment to find corresponding distances from light source that match effect of filters
-
Annotations
-
1
Annotation 1
Describes experimental method using detailed, step-by-step instructions -
2
Annotation 2
Includes important considerations to ensure accurate measurements -
3
Annotation 3
Suggests alterations to experimental setup for interesting alternative experiments -
4
Annotation 4
Designs second experiment to find corresponding distances from light source that match effect of filters
![](/media/5793/merici-stem-9-experimental-investigation-2014-1680_page_03.png)
Suggests improvement to data collection procedure using digital technologies 2 Annotation 2
Presents raw data and results of both experiments in clearly labelled table
-
Annotations
-
1
Annotation 1
Suggests improvement to data collection procedure using digital technologies -
2
Annotation 2
Presents raw data and results of both experiments in clearly labelled table
![](/media/5794/merici-stem-9-experimental-investigation-2014-1680_page_04.png)
Points out interesting relationship between transmission of filters and power output of cells
-
Annotations
-
1
Annotation 1
Points out interesting relationship between transmission of filters and power output of cells
![](/media/5795/merici-stem-9-experimental-investigation-2014-1680_page_05.png)
Displays graph showing relationship between transmission of filters and power output of cells 2 Annotation 2
Provides list of key measurements used as reference values 3 Annotation 3
Describes efforts made to control certain experimental conditions
-
Annotations
-
1
Annotation 1
Displays graph showing relationship between transmission of filters and power output of cells -
2
Annotation 2
Provides list of key measurements used as reference values -
3
Annotation 3
Describes efforts made to control certain experimental conditions
![](/media/5796/merici-stem-9-experimental-investigation-2014-1680_page_06.png)
Recognises unexpected relationship between transmission of filters and power output of cells 2 Annotation 2
Explains how investigation is relevant to real-world situation 3 Annotation 3
Describes experimental challenge in data collection procedure and how it could be improved
-
Annotations
-
1
Annotation 1
Recognises unexpected relationship between transmission of filters and power output of cells -
2
Annotation 2
Explains how investigation is relevant to real-world situation -
3
Annotation 3
Describes experimental challenge in data collection procedure and how it could be improved
![](/media/5797/merici-stem-9-experimental-investigation-2014-1680_page_07.png)
Suggests alternative experiments 2 Annotation 2
Summarises essential outcomes of experiment and states that they confirm hypothesis 3 Annotation 3
Provides list of sources used to research aspects of investigation
-
Annotations
-
1
Annotation 1
Suggests alternative experiments -
2
Annotation 2
Summarises essential outcomes of experiment and states that they confirm hypothesis -
3
Annotation 3
Provides list of sources used to research aspects of investigation
![](/media/5788/merici-stem-9-experimental-investigation-2014-1680_page_08.png)
Displays table and graph of solar cell’s characteristic curve indicating value used for optimal performance
-
Annotations
-
1
Annotation 1
Displays table and graph of solar cell’s characteristic curve indicating value used for optimal performance
![](/media/5789/merici-stem-9-experimental-investigation-2014-1680_page_09.png)
Displays specifications of optical filters used as provided by manufacturer
-
Annotations
-
1
Annotation 1
Displays specifications of optical filters used as provided by manufacturer
![](/media/5790/merici-stem-9-experimental-investigation-2014-1680_page_10.png)
Provides table and graph showing relationship between distance and solar cell output
-
Annotations
-
1
Annotation 1
Provides table and graph showing relationship between distance and solar cell output
Above satisfactory
Solar cells
![](/media/5804/merici-stem-9-experimental-investigation-2014-1674_page_01.png)
Uses detailed scientific and spatial reasoning to support hypothesis 2 Annotation 2
Demonstrates scientific understanding of physical processes occurring in photovoltaic cells 3 Annotation 3
Explains in detail how knowledge gained in investigation is relevant to real-world applications
-
Annotations
-
1
Annotation 1
Uses detailed scientific and spatial reasoning to support hypothesis -
2
Annotation 2
Demonstrates scientific understanding of physical processes occurring in photovoltaic cells -
3
Annotation 3
Explains in detail how knowledge gained in investigation is relevant to real-world applications
![](/media/5805/merici-stem-9-experimental-investigation-2014-1674_page_02.png)
Provides diagram of experimental setup 2 Annotation 2
Describes experimental method by giving clear and detailed instructions 3 Annotation 3
Includes expected outcomes of important steps and offers alternative procedures if not met
-
Annotations
-
1
Annotation 1
Provides diagram of experimental setup -
2
Annotation 2
Describes experimental method by giving clear and detailed instructions -
3
Annotation 3
Includes expected outcomes of important steps and offers alternative procedures if not met
![](/media/5806/merici-stem-9-experimental-investigation-2014-1674_page_03.png)
Provides clearly labelled photographs of experimental setup
-
Annotations
-
1
Annotation 1
Provides clearly labelled photographs of experimental setup
![](/media/5807/merici-stem-9-experimental-investigation-2014-1674_page_04.png)
Provides list of safety precautions 2 Annotation 2
Clarifies reasons for safety precautions 3 Annotation 3
Provides table of key measurements used as reference values 4 Annotation 4
Displays graph of solar cell’s characteristic curve indicating value used for optimal performance
-
Annotations
-
1
Annotation 1
Provides list of safety precautions -
2
Annotation 2
Clarifies reasons for safety precautions -
3
Annotation 3
Provides table of key measurements used as reference values -
4
Annotation 4
Displays graph of solar cell’s characteristic curve indicating value used for optimal performance
![](/media/5808/merici-stem-9-experimental-investigation-2014-1674_page_05.png)
Provides table containing raw data of characteristic curve 2 Annotation 2
Displays well-labelled graph and table showing effect of filters on solar cell output
-
Annotations
-
1
Annotation 1
Provides table containing raw data of characteristic curve -
2
Annotation 2
Displays well-labelled graph and table showing effect of filters on solar cell output
![](/media/5798/merici-stem-9-experimental-investigation-2014-1674_page_06.png)
Displays well-labelled graph and table showing effect of distance from light source on solar cell output 2 Annotation 2
Describes trends observed in results of both experiments 3 Annotation 3
Affirms that results support both hypotheses
-
Annotations
-
1
Annotation 1
Displays well-labelled graph and table showing effect of distance from light source on solar cell output -
2
Annotation 2
Describes trends observed in results of both experiments -
3
Annotation 3
Affirms that results support both hypotheses
![](/media/5799/merici-stem-9-experimental-investigation-2014-1674_page_07.png)
Provides detailed explanation of how filters affect power output of solar cell 2 Annotation 2
Demonstrates understanding of wave model of light 3 Annotation 3
Relates transmission rates of filters to their material properties
-
Annotations
-
1
Annotation 1
Provides detailed explanation of how filters affect power output of solar cell -
2
Annotation 2
Demonstrates understanding of wave model of light -
3
Annotation 3
Relates transmission rates of filters to their material properties
![](/media/5800/merici-stem-9-experimental-investigation-2014-1674_page_08.png)
Gives detailed explanation of inverse square law using spatial reasoning and supporting diagram 2 Annotation 2
Rebuts potential misconception about why light intensity decreases with distance 3 Annotation 3
Designs and performs simple experiment to confirm inverse square law
-
Annotations
-
1
Annotation 1
Gives detailed explanation of inverse square law using spatial reasoning and supporting diagram -
2
Annotation 2
Rebuts potential misconception about why light intensity decreases with distance -
3
Annotation 3
Designs and performs simple experiment to confirm inverse square law
![](/media/5801/merici-stem-9-experimental-investigation-2014-1674_page_09.png)
Analyses cause of uncertainty in experimental results 2 Annotation 2
Suggests solution to avoid experimental error in future experiments 3 Annotation 3
Gives detailed account of experimental challenge that was detected and solved during experiment
-
Annotations
-
1
Annotation 1
Analyses cause of uncertainty in experimental results -
2
Annotation 2
Suggests solution to avoid experimental error in future experiments -
3
Annotation 3
Gives detailed account of experimental challenge that was detected and solved during experiment
![](/media/5802/merici-stem-9-experimental-investigation-2014-1674_page_10.png)
Suggests several alterations to experimental design that would result in further understanding of solar cell power output 2 Annotation 2
Summarises essential outcomes of experiment and states that they confirm hypotheses 3 Annotation 3
Provides list of sources used to research aspects of investigation
-
Annotations
-
1
Annotation 1
Suggests several alterations to experimental design that would result in further understanding of solar cell power output -
2
Annotation 2
Summarises essential outcomes of experiment and states that they confirm hypotheses -
3
Annotation 3
Provides list of sources used to research aspects of investigation
![](/media/5803/merici-stem-9-experimental-investigation-2014-1674_page_11.png)
Provides list of key mathematical relationships and calculations
-
Annotations
-
1
Annotation 1
Provides list of key mathematical relationships and calculations