Answer:
It involves observation
It involves experimentation
It is supported by evidence
Step-by-step explanation:
Science can be described as a system of knowledge based on the understanding of the natural world. The subject of science requires the scientific method - a chronological series of steps that have to be followed while trying to understand events in the natural world. These steps are:
- observation
- formulation of hypothesis
- testing of the hypothesis by experimentation
- conclusion based on available evidence from the experiment
Hence, science involves observation, experimentation, and it is supported by evidence.