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This is a companion book to the Traditions of the Sun web site. Learners can use the book to learn about the Sun's dynamic nature, explore images from NASA's cutting-edge solar missions and understand more fully the human connection we all have to... (View More)

This chapter provides an overview of the science of studying the Earth system, with a focus on understanding the connections among phenomena that can be traced through the energy, hydrological and biogeochemical cycles, on a range of time and... (View More)

Audience: Elementary school, Middle school, High school
Materials Cost: Free

This lesson attempts to correct the common misconception that the Earth is closer to the Sun during the summer in the Northern Hemisphere. Proceeding from student preconceptions, small groups participate in an exploration of the cause of the seasons... (View More)

The purpose of this kinesthetic activity is for students to learn the relative motions of the Earth, Sun and Moon. Awareness of these different motions is needed to develop an understanding of the causes of the day/night cycle, the seasons and the... (View More)

In this introductory activity, students are introduced to the fundamental tools of scientific inquiry: observing, identifying changes, perspectives and patterns. Materials needed include student journals, pencils, crayons, plastic sample bags,... (View More)

Audience: Elementary school
Materials Cost: 1 cent - $1 per student

In this inquiry investigation, students discover how a given amount of light changes in intensity when the area it shines on changes, and that change in light and heat occurs when the Earth is tilted towards or away from the Sun. Supplies required... (View More)

In this inquiry investigation, students discover that the Earth is tilted on its spin axis, and that the tilt is responsible for the seasons. Supplies required include a globe, flashlights, golf tees and blue-tak. This investigation is from... (View More)

This inquiry activity supports student understanding of the cause of light, heat and shadow, how to measure the passage of time, and how to use rules and other measuring tools. Students make observations using shadows, a meter stick, and a homemade... (View More)

Keywords: Angle; Sphere; Model
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