This document discusses science and technology. It defines science as knowledge gained through observation and experimentation, while technology is the application of scientific knowledge to create machines and structures. The document outlines the main branches of science and some advantages and disadvantages of both science and technology. It distinguishes between science, which discovers natural laws through experimentation, and technology, which applies scientific knowledge to design and produce things. In conclusion, while both science and technology provide benefits to daily life, they also have some negative impacts.