diamond is harder than silver
i think they are the kitchen..
Heat.
Nothing
When we rub two objects together then heat energy is generated.
ELECTRONS
diamond is harder than silver
The outer surfaces of all substances encountered in our daily lives are covered in electrons. When two surfaces are rubbed against each other, electrons may be transferred from one surface to the other, creating a static charge on each of the substances, one positive and the other negative.
Flint and Steel can be rubbed together to make fire.
No. If toothpaste rubbed on eyeglass lenses, it will only scratch them more because toothpast contains fine abrasives.
Diamond is the hardest natural mineral known. Wear could show on the edges if the diamond rubbed against another diamond.
i think they are the kitchen..
By electrons
static electricity
the conservative boundres rubbed together.
Heat.
Insulators
Friction.