Name: ______________________ Electromagnetic Spectrum Directions: Use the following electromagnetic spectrum to answer the following questions Electromagnetic Spectrum Radio Waves Microwaves Infrared waves Visible Light Ultraviolet Waves X-rays Gamma rays ROYGBIV 1. In the space underneath the spectrum, draw an arrow showing which direction the wavelength increases as you move across the spectrum. Label this arrow, “Increasing wavelength” 2. Draw another arrow to show which direction the frequency increases as you move across the spectrum. Label this arrow, “Increasing frequency” 3. As frequency increases, wavelength ___________________. 4. As wavelength increases, frequency __________________. 5. Which type of wave has the lowest frequency? 6. Which type of wave has the longest wavelength? 7. Which color of visible light has the highest frequency? Which has the lowest frequency? 8. Which color of visible light has the longest wavelength? Which has the shortest wavelength? 9. _______________ waves can be picked up by the antenna in a car. 10. Sunscreen blocks out ______________ waves from damaging your skin cells. 11. What are the only types of waves humans can detect with our eyes? 12. What is the speed of light? 13. What is the speed of microwaves? Of gamma rays? Name: ______________________ Electromagnetic Spectrum ANSWER KEY Directions: Use the following electromagnetic spectrum to answer the following questions Electromagnetic Spectrum Radio Waves Microwaves Infrared waves Visible Light Ultraviolet Waves X-rays Gamma rays ROYGBIV ß ß ß Increasing Wavelength ß ß ß à à à Increasing frequency à à à 1. In the space underneath the spectrum, draw an arrow showing which direction the wavelength increases as you move across the spectrum. Label this arrow, “Increasing wavelength” 2. Draw another arrow to show which direction the frequency increases as you move across the spectrum. Label this arrow, “Increasing frequency” 3. As frequency increases, wavelength ______decreases_____________. 4. As wavelength increases, frequency _______increases___________. 5. Which type of wave has the lowest frequency? Radio 6. Which type of wave has the longest wavelength? Radio 7. Which color of visible light has the highest frequency? Which has the lowest frequency? Violet Red 8. Which color of visible light has the longest wavelength? Which has the shortest wavelength? Red Violet 9. __Radio_____________ waves can be picked up by the antenna in a car. 10. Sunscreen blocks out ___UV___________ waves from damaging your skin cells. 11. What are the only types of waves humans can detect with our eyes? Visible light 12. What is the speed of light? ~ 300,000,000 m/s 13. What is the speed of microwaves? Of gamma rays? All electromagnetic waves travel at the same speed