1. - control.
2. - quantitive data
3. - qualitative data
4. - observation
Answer:
It is known that observation is an initial part of the steps of the scientific method, considered as the most historical method of data collection and justified by the great evolution that the observational method has experienced in recent years.
That observation cannot be considered part of the scientific method, it is convenient to distinguish ordinary observation and scientific observation, ordinary observation corresponds to a brief mental reading that could be more projection than a real observation, being casual perceptions or occasional, without direction to hypotheses and without intentionality of seeking relationship between variables. Instead, scientific observation is one that gives rise to the problem, hypothesis, variables and others in a scientific investigation.
Likewise, the main objective of the real observation is the verification of the observed phenomenon, with the need to anticipate the error that could alter its perception. Being then, the real observation, the set formed by the perception and the interpretation, for this a good sensory integrity (senses) must be specified for a correct or real observation.
Yes because <span>A </span>habitable zone<span> (HZ) in astronomy is a region of space where conditions are best for life to form as on Earth. Planets in these areas are the most likely to have extraterrestrial life. The </span>habitable zone<span> may also be called the "life zone", "comfort zone", "green belt" or "Goldilocks zone".</span>
Lysosomes looks like a little particles of circle layer covering, placed within the cell's sac.
✴ It actually can depends on the baby's gentics.
✴ But, I'd say approximately 18 to 22 inches for the all-'round average baby