Electromagnetic Waves Quiz

Froggy Jumps

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Test your EM wave knowledge.

MARIA KRISTINA POLLOSO

Philippines

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Electromagnetic Waves Quiz


Froggy Jumps Electromagnetic Waves QuizVersion en ligne Test your EM wave knowledge. par MARIA KRISTINA POLLOSO 1 Which property do all electromagnetic waves share as they propagate through space? a They travel at different speeds in a vacuum b They do not require a medium to travel c They all have the same energy 2 What is the speed of light in a vacuum, the speed of all EM waves? a 3,000 km/s b 299,792 km/s c 150,000 km/s 3 Which part of the EM spectrum has the longest wavelength? a Radio waves b Ultraviolet c X-rays 4 Which frequency range corresponds to visible light? a About 4–7.5×10^14 Hz b About 10^20 Hz c About 10^6 Hz 5 Which type of wave is used in microwave ovens? a Gamma ray b Microwave c Infrared 6 What property determines how high the energy of a photon is in EM waves? a Frequency b Amplitude c Wavelength 7 Which EM wave is most energetic per photon? a Gamma rays b Microwaves c Radio waves 8 Which device uses EM waves to carry information with modulated light? a Fiber optic cable b Antenna c Speaker 9 What is the relationship between frequency and wavelength in a vacuum? a They are directly proportional b They are independent c They are inversely proportional 10 Which EM wave has the shortest wavelength? a Gamma rays b Ultraviolet c X-rays