What is substance? Give examples.
| August 30, 2020 | Education
Substance – a type of matter, consisting of a set of atoms, molecules, their compounds and possessing rest mass. For example: metals, water, air, etc.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.