answer:
many civilizations have flourished and then failed or fallen apart. there are many reasons for this, but many historians point to three patterns in the fall of civilizations: internal change, external pressure, and environmental collapse. the fall of civilizations is never the result of a single event or pattern.
explanation:
- this is from an online source
Answer:
Assimilation
Explanation:
According to Piaget, cognitive development has been divided into two phases or processes. These are assimilation and accommodation. Here, baby Janice's behavior can be best explained by assimilation which refers to the occurrence of a modification in the existing information which has been gained from previous experience. This modification in the existing information means that new information has been presented and then the individual combines this new and existing information to fit in the current scenario. Here, baby Janice has the information that its time to eat when she is placed in the highchair but instead of food comes the book. So she puts the corner of the book in her mouth thinking that this might be food. Hence combining the existing information in the memory with the new information which is book. Therefore, the answer is assimilation.
Answer:
Harlow found that the infant monkeys spent significantly more time with the terry cloth mother than they did with the wire mother. ... Harlow's work showed that infants also turned to inanimate surrogate mothers for comfort when they were faced with new and scary situations.
Explanation:

which organs secrete male and female sex hormones in human?

Testes in male.(testosterone)
Ovaries in female.(Estrogen )
Answer:
formative quizzing
Explanation:
The formative questionnaires present questions that are not intended to test an individual, but rather to present concepts and information that can extend and help the student's process of understanding about a certain subject. This type of questionnaire is built taking into account the needs that the student presents with regard to academic knowledge hurting the classes, or to concepts that are presented in a more complex way.