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1. Q: Which travels faster, sound or light?B: Light-------------------------------------2. Q: Which can travel through a vacuum (space with no substance)?A: Light-------------------------------------3. Q: Which type of waves are the longest?B: Radio waves-------------------------------------4. Q: About how fast is sound?C: 1,100 feet per second-------------------------------------5. Q: About how fast is light?D: 186,000 miles per second-------------------------------------6. Q: What travels faster than light?B: nothing-------------------------------------7. Q: What type of particles make up light?D: photons-------------------------------------8. Q: Which is not a primary color?B: green-------------------------------------9. Q: What color do yellow and red make?C: orange-------------------------------------10. Q: If you add red, yellow, and blue light together what color light do you get?A: white-------------------------------------11. Q: If you add red, yellow, and blue paint together what color of paint do you get?B: brown-------------------------------------12. Q: What is it called when light rays are bent when passing from one substance to the next?C: refraction-------------------------------------13. Q: If a wave has a short wavelength, what type of frequency does it have?A: high-------------------------------------14. Q: If a wave has a low frequency, what type of wavelength does it have?A: long-------------------------------------15. Q: What color does an object look that reflects light of all wavelengths in equal amounts?A: white-------------------------------------16. Q: Which color of light has the longest wavelength?D: red-------------------------------------17. Q: A lens does which of the following?D: All of the above-------------------------------------18. Q: When looking through a covex lens will an object appear larger or smaller?A: larger-------------------------------------19. Q: When looking through a concave lens will an object appear larger or smaller?B: smaller-------------------------------------20. Q: What is different about the light that makes up a laser beam versus the light from a flashlight?D: All of the above-------------------------------------21. Q: Which of the following is not an application for a laser?A: To generate light.-------------------------------------22. Q: What color is an object the absorbs light of all wavelengths?B: black-------------------------------------23. Q: Does sound travel faster through air or water?B: water-------------------------------------24. Q: The more dense a material is the slower sound will travel through it?B: FALSE-------------------------------------25. Q: What is the Doppler Effect?C: When the frequency or pitch of a sound changes as the object making the sound passes by you.-------------------------------------26. Q: What is the unit of measure for the loudness of a sound?B: Decibels-------------------------------------27. Q: About what frequency range can the average human hear?C: 20Hz to 20,000Hz-------------------------------------28. Q: What is an echo?B: Reflected sound waves.-------------------------------------29. Q: The phase of the waves in laser light is the same?A: TRUE-------------------------------------30. Q: About how long does it take for light to travel from the sun?C: 8 minutes-------------------------------------Click here for the Easy Light, Sound, and Color questions
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