Answer:
The activity of observation and experiment all the proprieties of natural phenomena for its study.
Step-by-step explanation:
The science is the study of the natural world that includes physics, chemistry, and biology. Science uses the scientific methods ( observation, questions, hypothesis, experiments, results, and concussions) to generate knowledge to all the natural phenomena such as the environmental changes, the beginning of life, the formation of planets, etc, in their physical, chemical, and biological fields.