2. 1.What is the difference between a primary and secondary color? 2.What are the different parts of the eye and how they work? 3.What is the difference between diffuse and specular reflection? 4.What are the three main characteristics of plane mirrors? (type, size, orientation) 5.What is refraction?

3. 6. What are the three properties of convex mirrors? (type, size, orientation) 7. What are the three properties of concave mirrors? (type, size, orientation) 8.What is the difference between a mirror and a lens? 9.What are pigments and how do they affect the color of objects? 10.What is the index of refraction and how does it affect the bending of light?

4. 11.Trace the path of light for concave, convex and plane mirrors. 12.Trace the path of light for concave and convex lenses. 13. What is the difference between nearsightedness and farsightedness? What type of lens helps correct them?