It is a physical property
chemical
Barack Obama is very stretchable.
yes!!!!!!
to stretch is "étirer", and stretchable is "étirable". The stretchable blue-jeans fabric is often called stretch or tissu stretch.
A physical change
chemical property
yes it can be called physical and chemical reaction
Physical
tendons
Wood
Iron
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.