answer the psychology questions

Please provide definitions and examples for the following concepts. It is very important that your examples be clear and understandable (and not from the book). I encourage you to explain why your example provides an adequate representation of the concept at hand.

1. Cognitive Dissonance:

2. foot-in-the-door:

3. door-in-the-face:

4. Lowball procedure:

5. fundamental attribution error:

6. self-serving bias:

7. just-world hypothesis: