Jawaban:

2.Scientific research involves continually moving back and forth between theory and observations. Both theory and observations are essential components of scientific research. For instance, relying solely on observations for making inferences and ignoring theory is not considered valid scientific research.

3.They discovered humans sleep for shorter periods of time compared to other animals. ... Samson's research team found that humans can prosper with an average of seven hours of sleep a day. Other primates need as many as 14 to 17 hours of sleep. Samson said human sleep habits evolved during prehistoric times.

Penjelasan:

maaf kalo salah ya kak