solar eclipse happens when the Moon is in a straight line between the Sun and the Erath.
the moon block some light from the sun to the erath and a shadow fall on the erath.
solar eclipe can be seen or experienced by the part of the erath that is having daytime.
when the moon block the sun it produces a shadow with 2 region penumbra and umbra.
the part of the erath that is in the umbra region experiences total eclipse.
the sky in that area will turn dark and the people will experiences total dark for a few minutes even it is daytime