The phenomenon of the tides. (1930 - 1939)
Availability of videosources
Needs clarification of possibility of digitizing in HD.
Shooting aqua / in slow motion /.
Multskhema: interaction of the Moon to the Earth.
Demonstration and explanation of his experience in multskhemah, a model of the Earth and the moon extends a metal ball, which affects them
Scheme of the locomotive wheels.
Model Motion of the Earth and the Moon.
Oceanside, skiffs and boats.
City Tower, showing the water level.
The device that secures the ebb and flow of the water is removed.
Other machines and tables.
Cracked earth at low tide.
Flocks of seagulls
Key wordsGermany, sea, science, natural phenomena Germany, sea, natural phenomena, household appliances, poultry