Electromagnetic Spectrum Webquest (20 points)
Physical Science
Electromagnetic Spectrum Web-Quest
Name: _____________________________________ Date: ________________________ Period: ______
Directions:
1. Go onto the following website:
2. You will notice first thing that the website is a little out-dated. NASA has since updated this Web-Quest, but I have not made a question sheet for it yet. SORRY! (
3. Please complete the questions below according to each section of the web-quest. Make sure you answer ALL questions in COMPLETE SENTENCES to receive FULL CREDIT. The questions are in order with the web pages.
4. Completing portions or all of this web-quest will count towards extra points for your “Waves-R-Us” Projects.
Section: Click on “What Are Waves?”
Question 1: How do sound waves travel? What do sound waves NEED in order to travel?
Question 2: Do electromagnetic waves need molecules to travel?
Question 3: How are sound waves and electromagnetic waves different?
Question 4: Can sound travel through space? WHY?
Section: Click on “What Are Electromagnetic Waves?”
Question 5: Define the word static.
Click on the Scientists for questions 6 & 7 below.
Question 6: How did James Maxwell discover electromagnetic waves?
Questions 7: Who is Heinrich Hertz and what is he famous for?
Section: Click on “Electromagnetic Waves Have Different Wavelengths.”
Question 8: How are electromagnetic waves different from one another?
Click on “Electromagnetic Waves Have Different Wavelengths” to answer question 9.
Question 9: List the electromagnetic waves in increasing wavelength.
Wave Type Wavelength
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Click on RADIO WAVES for the following questions.
Question 10: Which type of wave has a larger wavelength FM radio or AM radio?
Question 11: How do radio telescopes work?
Click on MICROWAVES for the following questions.
Question 12: Why are microwaves good at transmitting information?
Question 13: What is RADAR used for?
Click on INFRARED for the following questions.
Question 14: How big (or small) are infrared waves?
Question 15: Give three examples of far infrared waves.
Click on VISIBLE for the following questions.
Question 16: What is unique about visible waves compared to other types of waves in the electromagnetic spectrum?
Question 17: What color of visible light has the longest wavelength? Shortest wavelength?
Question 18: When all the colors of the rainbow are seen together, what color do you see?
Question 19: What is Earth’s natural form of visible light?
Click on ULTRA-VIOLET for the following questions.
Question 20: Ultraviolet radiation has too small of a wavelength for humans to see. However, name one animal that can see ultraviolet radiation.
Question 21: What causes sunburns?
Question 22: What important layer in Earth’s atmosphere is responsible for blocking ultraviolet radiation?
Click on X-RAYS for the following questions.
Question 23: What is the relationship between wavelength and amount of energy?
Question 24: Can X-rays penetrate through the Earth’s atmosphere? Why?
Question 25: Where do X-ray telescopes have to be placed in order to view objects in space?
Click on GAMMA RAYS to answer the questions below.
Question 26: How are gamma rays generated?
Question 27: Compare Gamma Rays wavelength and energy to other forms of electromagnetic radiation.
Question 28: What astronomical objects do gamma rays show us?
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