Psychological principles are

1. a set of generally valid ideas about behavior.
2. the four main goals of psychology.
3. the notion that there are cognitive and physiological factors in psychology.
4. the ability to predict individual and group behavior based on observation.

5. the understanding of how individuals perceive, think, and process information.

6. the study of how individuals behave in social situations and interact with others.
7. the examination of how emotions and motivations influence behavior.
8. the exploration of how individual differences and personality traits shape behavior.
9. the investigation of how learning and memory processes impact behavior.
10. the consideration of how biological and genetic factors contribute to behavior.

Psychological principles are a set of generally valid ideas about behavior that help explain and understand various psychological phenomena. These principles are derived from scientific research and studies conducted within the field of psychology. They provide a framework for understanding and predicting human behavior and mental processes. While there are many psychological principles, some of the main ones include:

1. Cognitive and physiological factors: Psychological principles acknowledge that behavior and mental processes are influenced by both cognitive (thinking, perception, memory) and physiological (brain activity, hormones, genetics) factors. These principles recognize the existence of a complex interaction between cognition and physiology in understanding human behavior.

2. Observational prediction: A fundamental principle of psychology is the ability to predict individual and group behavior based on observation. Psychologists use systematic methods to observe and analyze behavior, enabling them to identify patterns and make predictions about future behavior. This principle is integral to conducting research and developing theories about human behavior.

It is important to note that the four main goals of psychology, mentioned in point 2, are not considered fundamental psychological principles but rather objectives that psychologists aim to achieve. These goals include describing behavior, explaining behavior, predicting behavior, and controlling or influencing behavior. They guide researchers and practitioners in their work but do not encompass the full scope of psychological principles.