user interface design homwork

Answer the following questions based on the lecture videos and the reading material from the module on human sensation/perception and Gestalt principles.

1. Explain the difference between sensation and perception.
2. What are the factors that affect our perception?
3. Why should user interface designers pay attention to users’ perception of their interface?
4. Why do people see things much more clearly at the central part of their vision compared to their peripheral vision?
5. What are some of the factors that would make the text less readable on the web or on electronic device screens?
6. How would Gestalt principles help us to design better user interfaces?