A ripple tank is a transparent shallow tray of water with a light shining down through it onto a white card below. The light allows you to see the motion of the ripples created on the water's ...
A ripple tank can be used to measure and calculate frequency, wavelength and the speed of waves on the water's surface. A ripple tank is a transparent shallow tray of water with a light shining ...
Usually in May, Csaba sets out to photograph the flowers of water violets emerging in the canal near his home. But in 2022 it was a cold spring, and none were in bloom. Instead, he used the soft light ...
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