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The Shadow Knows II
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In this activity, learners will measure the length of a shadow and use the distance from the equator to calculate the circumference of the earth.
The Shadow Knows I
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In this activity, learners will measure the length of their shadow from the Sun and compare it three to four months later.
Seasons and Shadows: Investigate How Shadows Shift Throughout the Year
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In this activity you'll see how the sun's tilt on its axis changes the length of shadows. For example, why is your shadow longer in winter than in summer?