What I Have Learned Directions: Summarize what you have learned from the lesson and activities by completing the sentences using words from the given box below. You can use each word once, more than once or not at all. Use separate sheet of paper for your answers. Low frequency vacuum yellow violet wardlengths 3 X 108 ms 2 X 10 sms increases decreases radio waves red higher lower intrared ultraviolet radiation frequencies I Jacob math What I 1. Low 1. An electromagnetic wave with a long wavelength has and can travel in 2. The visible spectrum of light as seen by the human eye the lowest frequency appears and the highest frequency appears 3. Radio waves, visible light and s-rays are examples of electromagnetic waves that always differ from each other in and 4. Violet light has a shorter wavelength than yellow light. Violet light has a frequency than yellow light. 5. Red light and green light both travel at the speed of light ther also travel through a 6. As the wavelength gets shorter, the frequency and the energy 7. For all electromagnetic waves, the greater the frequency, the small the S. Number of cycles a wave completes in one second; expressed in Hertz. 9. Microwaves have smaller wavelengths than 10. An electromagnetic radiation lies just beyond the violet end of the visible spectrum.​