POSTTEST Directions: To check if you understood the lessons in this module, answer the following questions in your notebook. 1. Which of the following is TRUE about light and seeing? A. Light hits an object, bounces, then enters the eyes. B. Light enters the eyes enabling people to see objects. C. Light goes out from the eyes, hits the object, then returns to the eyes. D. Light rays coming from an object meet the light coming from a source and then enter the eyes. 2.Which of the following is similar to how a sound wave travels? A. a ball that rolls back and forth B. a car speeding up the hill C. a stone dropped from a building D. the up and down movement of the yoyo What do you call objects that allow light to pass through them? A. opaque C. transmission B. translucent D. transparent
