[img]http://3.bp.blogspot.com/-QsE9gxdDq0s/VGYHwJyIt3I/AAAAAAAACGg/YBZzHoTFsVE/s1600/21.jpg[/img]

Plase turn on bulb and wait 24h ...

Earth is making own rotation


bulb ---------------film  >>> 30 km/s

6h later....

film
.
.
. >>> 30 km/s
.
.
Bulb

6h later ....

film ---------------bulb >>> 30 km/s


6h later ....


[img]https://3.bp.blogspot.com/-LtSyL-h9ASY/VGR7uuAyWhI/AAAAAAAACGQ/axraHLUxois/s640/f.jpg[/img]