Keyword: Submarine
- Wujec-Kaczmarek A., Raczkowska-Tomczak K.: Density and floating objects experiments, Fair 14, Brno 2009This contribution includes a description of seven experiments concerning density and floating objects (a section of videoconference of Czech, German and polish elementary school). The experiments show the temperature-density dependence in liquids, a model of underwater volcano, a model of a submarine, objects floating in saturated water etc.