Morgan County School System
This podcast explains how scientists study the sun's activity by observing sunspots. The movement of sunspots across the sun's surface proves that our sun rotates on an axis. By observing sunspot minimums and maximums, scientists have discovered that sunspots occur in an 11 year cycle.
National Science Education Standards
Content Standard D
As a result of their activities in grades K-4, all students should develop an understanding of objects in the sky.