Learning objectives
Knowledge
- To investigate how the distance of the light source affects the size of its shadow.
Working scientifically
- To find patterns in data and form conclusions.
Success criteria
Knowledge
- I can name
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National curriculum
Science
Light
Pupils
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Cross-curricular links
English
Spoken language
Pupils should
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Before the lesson
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Lesson plan
Recap and recall
Display the Presentation: Shadows and time of day and ask the class to decide what time of day they think the photo was taken and how they can tell.
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Extended-mode explainer videos
How to extend your display to view the lesson page and preseantion mode simultaneously. Choose your operating system below to watch the video
Adaptive teaching
Pupils needing extra support
Should measure their shadows in centimetres and round to the closest whole number; could watch the Pupil video: Investigating shadows played on a loop to support when completing the method and collecting results; should use the Activity: Investigating shadows: support version to provide more of a writing frame when completing the conclusion.
Pupils working at greater depth
Should measure their shadows in millimetres; could choose a specific distance to position the torch from the object to make it a fair test rather than comparative, such as 5 cm for ‘close’, 15 cm for ‘medium’ and 25 cm for ‘far’ and adjusting the results table accordingly; should apply experience and scientific vocabulary to suggest causes of odd data and justify predictions of missing values; could choose an extension activity relating to light and shadows from the Resource: Stretch and challenge: Light and shadows.
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Assessing progress and understanding
Pupils with secure understanding indicated by: naming factors that affect the size
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Knowledge outcomes
- I can name factors that change the size of a shadow, such as the distance or angle of the light source.
- I can describe how the closer a light source is, the larger the size of the shadow.
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Vocabulary definitions
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bar chart
A graph to show grouped data using different length bars.
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conclusion
A summary of what happened, using evidence and scientific knowledge.
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