Have an account?
Skip to Content
Build your own quiz
Suggestions for you
17 questions
Show Answers
See Preview
- 1. Multiple Choice
An electromagnetic wave is a disturbance that transfers energy through a field. In this sense, a disturbance is the same as aconfusionmagnificationvibrationconflict - 2. Multiple ChoiceUnlike mechanical waves, EM waves can travel througha vacuumwaterthe groundair
- 3. Multiple ChoiceA light year is a measure oftimedistancespeedwavelength
- 4. Multiple ChoiceThe sun and a light bulb both produce light theoughbioluminescenceincandescenceluminescencepolarization
- 5. Multiple ChoiceWhich of the following types of light bulb converts ultraviolet waves into visible light waves?incandescentfluorescenthalogentungsten
- 6. Multiple ChoiceAn object seen through translucent material appears less clear than one seen through transparent material because the translucent materialtransmits none of the light coming form the objectreflects all the light coming from the objecttransmits all the light coming from the objectdiffuses some light coming form the object
- 7. Multiple ChoiceAn object appears red because itreflects light waves of all colorsreflects light waves of redabsorbs light waves of redtransmits light waves of all colors
- 8. Multiple ChoicePrimary colors of light can combine to makeblack lightwhite lightprimary pigmentsultraviolet light
- 9. Multiple ChoiceWhich of the technologies listed have the highest frequencies?AM radioCB radioFM radioTV channels 2-6
- 10. Multiple ChoiceWhat shape is a mirror that reflects parallel light rays toward a focal point?convexflatconcaveregular
- 11. Multiple ChoiceAccording to the Law of reflection, a light ray striking a mirrowcontinues moving through the mirror in the same directionmoves into the mirror at a slightly different anglebounces off the mirror toward the direction it came frombounces off the mirror a the same angle it hits.
- 12. Multiple ChoiceLasers do work similar to that of human vision when they are used toperform surgerysend phone signals over optical cablescan bar codes at the grocery storechange the shape of molecules
- 13. Multiple ChoiceReflecting telescopes focus images usingseveral mirrorsseveral lensesboth mirrors and lenseseither a mirror or a lens, but not both
- 14. Multiple ChoiceNearsighted vision is corrected when lensesreflect light away from the eyeallow light rays to focus on the retinaallow light to fouca slightly past the retinahelp light rays relfect regularly
- 15. Multiple ChoiceOn AM broadcasts, what remains constant?the amplitudethe musicthe frequency of the wavethe loudness of the wave
- 16. Multiple ChoiceFM signals travel as changes inthe speed of the wavethe amplitude of the wavesthe frequency of the wavethe loudness of the wave
- 17. Multiple ChoiceWhat kind of waves do cellular telephones use to transmit and receive signals?gamma raysmicrowavesultraviolet raysinfrared rays
- Answer choicesTagsAnswer choicesTags