ELECTROMAGNETISM and EM WAVES
Quiz by Neriza Viernes Aguilar
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- Q 1/30Score 0
These are waves that are created because of vibrations between an electric field and magnetic field.
29Electromagnetic field
Electromagnetic spectrum
Electromagnetic wave
Electric field
- Q1
These are waves that are created because of vibrations between an electric field and magnetic field.
Electromagnetic field
Electromagnetic spectrum
Electromagnetic wave
Electric field
60s - Q2
Which electromagnetic wave can travel the farthest distances because it has a wavelength range of greater than 1 x 10-1 m?
radio wave
gamma ray
x-ray
microwave
30s - Q3
Which among the following EM waves has the longest wavelength?
infrared
x-ray
ultraviolet
visible light
30s - Q4
Which of the following is NOT an application of visible light?
flashlight
bulb
cellphone screen
security markings
30s - Q5
What kind of EM wave is very dangerous, but has been used to kill cancer cells?
infrared
x-rays
gamma rays
ultraviolet
30s - Q6
What type of electromagnetic waves is used in RADAR?
radio waves
infrared
x-rays
ultraviolet
30s - Q7
The wavelength of microwaves ranges from 1x10-1 m to 1x10-3 m. Which of thefollowing has size comparable to the wavelength of a microwave?
bacteria
soccer field
human
5 cents
30s - Q8
Infrared waves are useful in which of the following applications?
remote control
television signal
satellite communication
screen of electronic devices
30s - Q9
Which of EM waves below is used to remove most forms of microbiological contamination from water?
microwave
ultraviolet
visible light
infrared
30s - Q10
In the visible spectrum, which color has the LONGEST wavelength?
yellow
orange
red
violet
30s - Q11
Which of the following statements is CORRECT?
Gamma ray has the highest frequency and the highest energy.
Radio wave has the lowest frequency but has the highest energy.
Radio wave has the highest frequency and the highest energy.
Gamma ray has the highest frequency but has the least energy.
30s - Q12
All the following made use of gamma rays EXCEPT one. Which is it?
Treating cancer
Treating tumors
Sterilization of medical equipment
Sterilization of water in drinking fountains
30s - Q13
What form of wave makes your skin tan when exposed for a long period of time?
gamma rays
infrared
ultraviolet
radio waves
30s - Q14
Among the following forms of EM spectrum, which waves do NOT have enough energies to damage the body cells?
gamma rays and ultraviolet
Radio wave and visible light
gamma rays and infrared
x-ray and ultraviolet
30s - Q15
How will you arrange the EM waves in an increasing frequency?
radio wave, microwave, ultraviolet, visible light, infrared, x-ray, gamma
gamma, x-ray, ultraviolet, visible light, infrared, microwave, raido wave
visible light, microwave, radio wave, x-rays, gamma, ultraviolet, infrared
radio wave, microwave, infrared, visible light, ultraviolet, x-rays, gamma
30s