Lava lamp

conjuntos: Ciencia
Сложность:
Publicado 31 julio 2013
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Duración del video: 4 Mín.. 45 sec..
Descripción
This video explains the working principle of a lava lamp. The narrator speaks quite clearly and at moderate pace, which will help beginners better comprehend his speech.
Palabras recomendadas
to agitate - agitar
a buoyancy - flotabilidad
to float - flotar
a surface - superficie