Measure a shadow
To measure a shadow, place a centimetre ruler next to it and read the number where the end of the shadow touches the ruler. This tells you how long the shadow is in centimetres.
See worked examples
Theo wonders: What number does the end of Zoe's shadow point to on the centimetre ruler?
- 3
- 9
- 5 (right)
Luca wonders: What number does the end of Felix's shadow point to on the centimetre ruler?
- 3
- 9
- 5 (right)
How long is Mei's shadow when measured with a centimetre ruler?
- 12 cm
- 10 cm (right)
- 6 cm
Tip: To measure a shadow, place a centimetre ruler next to it and read the number where the end of the shadow touches the ruler. This tells you how long the shadow is in centimetres.
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