Question

A penumbra is the halo surrounding the sun which is seen during a total solar eclipse. True False

Answer 1

true, the penumbra is the partial shadow between the umbra and full illumination that we see when the moon or another body cuts in front of the sun. it the part were the light and the shadow mix and this gives us the ring look

Answer 2

false that is not true i can not realy explain it but i think the umbra is the part surrounding the sun. i hope this helps :D