Mirrors+&+Lenses+Study+Guide


 * Mirrors & Lenses **


 * 1) A transparent object that forms an image by refracting light is a _______
 * 2) A transparent object that is thinner in the middle than at the edges is a _______
 * 3) The surface of a plane mirror_____________
 * 4) The surface of a convex mirror is__________
 * 5) The surface of a concave mirror ___________
 * 6) A convex mirror and a concave lens both cause light rays to __________
 * 7) What do the rays in a ray diagram show?
 * 8) What is the difference between a real image and a virtual image?
 * 9) List three uses or objects that contain lenses.
 * 10) Why can’t you form a real image with a concave lens?
 * 11) If you want to see a magnified image of your face, what kind of mirror do you need and where should it be placed?
 * 12) Where must an object be placed so that an image formed by a convex lens will be right side up?
 * 13) Where must an object be placed so that an image formed by a convex lens will be upside down and smaller?
 * 14) What happens to light rays that enter a convex lens?
 * 15) What will happen if an object is placed at the focal point of a mirror?
 * 16) What is focal length?
 * 17) Why are convex mirrors often used for security in stores?
 * 18) You are at a carnival funhouse looking in a mirror. No matter how far you stand away from the mirror, your image is upright and small. Into what type of mirror are you looking? Explain your reasoning.
 * 19) Be able to draw and interpret ray diagrams.