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This is an activity about asteroids. Learners will shape mashed potatoes into their own odd-shaped asteroids. They can then bake them in the oven to turn them (more or less) asteroid color, and eat them for dinner.
Learners will read about missions to asteroids and comets, consider the measurements and math required for the robotic spacecraft to visit these objects, and are invited to finish the story themselves. The provided extension explains how to use a... (View More) K-W-L chart with the story and provides a glossary of terms. (View Less)
This is a lesson about the Kp index, a common numerical indicator of magnetic storminess. Learners will access and analyze Kp index plots of magnetic storm strength and determine the relative frequency of stronger versus weaker magnetic storms... (View More) during periods of higher and lower solar activity. This is the fifteenth activity in the Exploring the Earth's Magnetic Field: An IMAGE Satellite Guide to the Magnetosphere educators guide. (View Less)