Why is ice slippery?

• Autores: Gilead Amit
• Localización: New scientist, ISSN 0262-4079, Nº. 3037, 2015, pág. 38
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Amit talks about the reason why ice is slippery. Ice is remarkably hard to get a grip on. The overwhelming consensus is that ice has low friction because of a thin film of liquid water coating its surface. Hence skaters balanced on thin metal blades can glide smoothly across the ice rink, but grind to a halt on the wooden floor beyond. The tricky part is how this liquid layer forms