1. Which has the least energy among the colors of a rainbow? A. green C. red B. orange D. violet 2. Violet is bent most among the seven colors because it has the A. highest frequency C. longest wavelength B. lowest frequency D. shortest wavelength A. box 3. Which of the following can separate white light into seven colors? с. paper B. cellphone D. prism 4. Nina sent an arrow beam of white light through a prism. As a result, she observed the light dispersing into A. four colors C. five colors B. three colors D. seven colors 5. Rainbows are formed through I. dispersion II. reflection III. refraction A. I only B. I and II C. III only D. I, II and III 6. What can prisms do? A. Change sunlight into a single color. B. Invert a light ray's frequency and wavelength. C. Separate the incoming light into its constituent colors. D. Slow down light to few meters per second, when used back to back. 7. For visible light, which property changes with color? I. frequency II. period III. wavelength C. I and III D. I, II, and III A. III only B. I and II​