Both isotonic and isosmotic refer to the strength of the solution,  for example, how much solute is dissolved in the solution. Isotonic  refers to the ionic strength of a soâ¦lution while isosmotic refers  to the number of molecules of solutes in a biological solution, for  example, sugar concentration.
The egg is strongest from point to point and easily crushable at the sides. Breaking an egg with steady equal pressure at each end of the egg is remarkably hard to do when considering the thin shell involved.
1 Using mud, straw, grass, twigs, sticks and string, try to build the strongest nest you can. 2  Test out your nest by placing it in a low branch of a tree, or you can tape 3 rulers or yardsticks together into a triangle to simulate a tree branch. 3  Place hard-boiled eggs in it.