Characteristics of Isotonic and Hypertonic. 1  Concentration of solute and solution. 2  Examples. 3  Cells response in hypertonic and isotonic solution (See figure 1) 4  Water concentration gradient. 5  Solute concentration gradient. 6  Osmotic shift. 7  Movement of water. 8  Sports drinks.
However in my opinion some of the hardest and strongest rocks in the world are the quartzites found in the Witwatersrand in South Africa, Quartzite is a sandstone which has metamorphosed-that is it has been subject to high pressures and temperatures which have modified its structure.
July 14, 2016 â The BÃ¡rdarbunga eruption on Iceland has broken many records. The event in 2014 was the strongest in Europe since more than 240 years. The hole it left behind, the so-called caldera, is the biggest ... read more.