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What Is the Reason for the Seasons?. Clearing up misconception about the causes of the seasons OR Covering All the Angles!! By Michelle Kornberger , Nancy Foote, Mel Prater & Ken Huff.
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What Is the Reason for the Seasons? Clearing up misconception about the causes of the seasons OR Covering All the Angles!! By Michelle Kornberger, Nancy Foote, Mel Prater & Ken Huff
LogisticsTarget audience: Middle School Science teachersTime: 1 hourVenue: Regional or state conference
Learning Goal • Does the distance between the earth and the sun cause the seasons? • To present multiple pieces of evidence and models to support scientifically correct reasons for the seasons.
Invitation • Riddle • Hula hoop activity • Seasonal changes chart • Pre-questionnaire questions 2 and 3
Exploration • Strengths/Limitation of models
Concept Invention • 3-d Sun-Earth Scale Model • Put out a variety of round materials and a box of golf pencils. Given that a 10 cm ball is a scale model of the sun, which of these would be a same scale model of the earth.
Application • Football field model • Distance scale model • Using the same scale, the earth is 10 m away from the sun
Reflection • Revisit hula hoop • Revisit Earth-Sun size comparision • Revisit Pre-questionnaire questions 2 and 3