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Now showing results 41-50 of 113

This is an activity about the declining strength of Earth's magnetic field. Learners will review a graph of magnetic field intensity and calculate the amount by which the field has changed its intensity in the last century, the rate of change of its... (View More)

Audience: Middle school, High school
Materials Cost: Free

Students learn to identify and communicate important patterns in a dataset by drawing a visualization, and begin to interpret those patterns. Resource includes a student data sheet and scoring rubric. This learning resource is part of the Atmosphere... (View More)

This activity explores how ancient Sun observers made use of natural and built structures to mark solar alignments observed at different times of the year, particularly around the solstices and equinoxes. In Part 1, the teacher prepares a horizon... (View More)

This is an activity about the movement, or "wandering," of our Earth's magnetic poles. The learner will explore this concept by measuring and calculating the distance the Earth's north magnetic pole has moved over the past 400 years and calculating... (View More)

Audience: Middle school, High school
Materials Cost: Free

In this activity, students learn about the motion of the Sun in relation to the Earth, and how geographic directions are defined. Students use a tetherball pole (or an alternative) as a gnomon and the shadow the Sun casts to determine the exact... (View More)

This is a lesson that uses the study of sunspots to show how a scientific theory develops and how current technology might be used to support it. Learners will use E.W. Maunder's theory regarding the correlation between the numbers of sunspots and... (View More)

This is a lesson about Saturn. Learners will listen to a read-aloud of the history of Saturn discoveries. Next, they learn two reading comprehension strategies (visualizing and wondering) that they can use to become more powerful readers of... (View More)

Audience: Elementary school
Materials Cost: Free

This is a lesson about the distance to Saturn. Learners will use simple props to create a playground model for size and distance for the Sun, Earth, and Saturn — then walk on their scale model to Saturn. Writing activities engage students in... (View More)

This is a detailed historical lesson about comets, distant icy worlds often visible to observers on Earth. Learners will consider the essential question, "What are comets?" They will practice observation and "noticing" skills as they enact a story... (View More)

This is an activity about the Aurora Borealis or Northern Lights. Learners will plot the Auroral Oval in the northern hemisphere and determine the height of the northern lights using Carl Stormer's triangulation method. This activity corresponds to... (View More)