immune
immune system
All substances have physical changes.
Substances held together by physical forces, not chemical
The components of physical therapy are the achievement of physical function, the maintenance of physical function, and the restoration of physical function.
All substances have physical changes.
No, the substances in a mixture are not chemically bonded. Mixtures are physical combinations of substances.
Mixtures.
All substances can be broken into any other substances (or elements) by chemical or physical methods.
It is a physical change.
The traits of those substances would be physical traits, also known as physical properties.
atoms! also, you can say that all substances have physical and chemical properties.
No.