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.
The Worldâs Strongest Material. Kyle Maxey posted on October 14, 2013 | | 52892 views. Computer models at Rice University prove that Carbyne is the worldâs strongest material. For the past century materials engineers have been developing materials that are ever stronger. While a focus on metals led the charge, in recent decades nano-materials are proving themselves to be among the strongest materials on Earth.