Are the algae growing at the bottom of the pond weighing?
| August 5, 2020 | Education
algae have weight because water acts on the algae upward, which means that algae act on the water downward.
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.