Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
SlideshowReport

The Sunspot Cycle

Description
The Sunspot Cycle
(c) The Sun has many fewer
sunspots when it is not active (this photo, showing a time with no sunspots, was taken in 1989).
Related Images
Add Comment
Explore
Post your homework questions and get free online help from our incredible volunteers
  1104 People Browsing