A measuring and scaling activity, appropriate for grades 6-12. Students compare, using proportion, and model distances from Earth, the Moon, SOHO, Venus, and Mercury to the Sun. A review of the periodic table, appropriate for grades. 10-12 Students review periodic table and define isotopes.
Students compare abundance of elements and isotopes on Earth.
Differential Rotation of the Sun Tracking active regions on the sun from EIT images, appropriate for grades 6-12. Suggestion for Independent research. Suggestion for Independent research. Actual data showing the rotating solar disk and active regions. Uses the program NIH Image.