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.
Strongest Animal Facts - The Top 10. 1  Blue Whale - By pure brute strength the Blue Whale is the strongest animal in the world. Its size is amazing and a flick of its tail can send a boat flying through the air. 2  African Elephant - African Elephants are the strongest land mammals on the earth.