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Summer and Winter

Experiment #3 from Investigating Light

Education Level
Elementary School


Do you know why it is warmer in the summer than in the winter where you live? The Earth travels around the sun once every year and repeats the cycles of the seasons. You can use a Light and Color Sensor to see how differently sunlight shines on the Earth in each season.


  • Observe the differences in the light level during summer and winter.
  • Draw conclusions about what effect light has on weather and temperature.

Sensors and Equipment

This experiment features the following sensors and equipment. Additional equipment may be required.

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This experiment is #3 of Investigating Light. The experiment in the book includes student instructions as well as instructor information for set up, helpful hints, and sample graphs and data.

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