Documents Understanding Sunspots. What is a Sunspot? The Sun’s Visible Surface The Lower Atmosphere.

Slide 1 Understanding Sunspots Slide 2 What is a Sunspot? Slide 3 The Sun’s Visible Surface The Lower Atmosphere Slide 4 The Sun in Hydrogen-  The Upper Atmosphere Slide…

Documents SUNSPOTS Dark spots, some as large as 50,000 miles in diameter, move across the surface of the sun,....

SUNSPOTS Dark spots, some as large as 50,000 miles in diameter, move across the surface of the sun, contracting and expanding as they go. These strange and powerful phenomena…