Shadow size: do
I can measure and record information about shadow size.
Shadow size: do
I can measure and record information about shadow size.
Lesson details
Key learning points
- The size of a shadow changes depending on the distance of an object from the light source.
- Height and distance can be measured using a ruler or tape measure.
- The results of an investigation can be recorded in a table.
- A table of results needs headings for each column. This helps other people to understand the information.
Keywords
Shadow - A shadow is a dark shape that is formed when an object blocks a source of light.
Light source - Something that is a light source produces its own light.
Distance - Distance is how far away something is or how far an object has travelled.
Measure - To measure is to use equipment to find numbers to describe a feature of something such as its length, weight, size or time.
Table - A table is a grid in which information can be recorded and stored.
Common misconception
The size of a shadow does not change.
Explanation of how the size of shadows change depending on the distance of the object from the light source.
Equipment
Torches or lamps, opaque objects, rulers, tape measures.
Content guidance
- Exploration of objects
Supervision
Adult supervision recommended
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Lesson video
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