Complete the following short-answer child psychology questions:

What are system theories? Explain how dynamic systems theories and ecological systems theories differ.

Provide a current example of each of the four fundamental issues concerning the process of development.

What does it mean to say that events are correlated? Give an example of a positive correlation, a negative correlation, and a zero correlation.

Imagine that you are enjoying dinner at a restaurant. What aspects of the experience reflect your use of material tools? What aspects reflect your use of symbolic tools? Provide a minimum of two examples of each type of cultural tool.

Discuss the ways in which maternal stress may influence pregnancy and birth.