5. When the moon is closer to earth then
the sun would be covered completely
which causes a total solar eclipse in the
middle, and the partial eclipse on the
edge.
6. When the moon disc (at
peak eclipse) only cover
part of the sun disc. In
this eclipse, there is
always a part of the solar
disk that is not covered
by a disk of the Moon
7. While at the time in a
little further away, then
the moon will be in the
middle of the sunlight
that causes a solar eclipse
in the middle of the ring