EM waves
Quiz by Romeo An
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- Q1
Which of the following EM waves is used in broadcasting?
infrared
microwaves
radio waves
visible light
15s - Q2
Which of the following EM waves is used for sterilization of drinking water?
X-rays
gamma rays
microwave
ultraviolet
15s - Q3
Which of the following is not an application of infrared?
security markings
thermal imaging
remote control
night vision goggles
15s - Q4
Which of the following stands for RADAR?
Radio Detection and Ranging
Radio Detention and Raging
Radio Detection and Raging
Radio Detention and Ranging
15s - Q5
Which among the members of the EM waves has high ionizing radiation?
infrared
radio waves
visible light
gamma rays
15s - Q6
Which of the following medicinal techniques refers to killing of cancer cells?
psychotherapy
aromatherapy
sociotherapy
radiotherapy
15s - Q7
Which of the following GPS means?
Global Positioning System
Guided Precision System
Guided Positioning System
Global Precision System
15s - Q8
Which of the following EM wave makes use of artificial lighting?
X-ray
gamma rays
visible light
infrared
15s - Q9
Why are high-frequency gamma rays more dangerous to humans than visible light?
Gamma rays have less energy than visible light for penetrating matter.
Gamma rays have a longer wavelength range than visible light.
Gamma rays have a lower frequency range than visible light.
Gamma rays have greater energy than visible light for penetrating matter.
20s - Q10
How do the electromagnetic waves affect an organism and the environment?
by energy
by the frequency
by the amplitude
by the wavelength
15s - Q11
Which pair of EM waves is commonly used for communication?
radio waves and gamma rays
radio waves and microwaves
infrared and microwaves
X-rays and infrared
15s - Q12
Which of the following is NOT an application of a visible light?
it enables us to see things
for thermal imaging
gives light to the screen of our devices
used in optical fibers
15s - Q13
Which of the following EM wave shows a break in bones?
X-rays
ultraviolet
gamma rays
infrared
15s - Q14
What kind of vitamin is being converted by Ultraviolet rays to maintaining healthy bones and teeth?
D
A
B
C
15s - Q15
Which pair of EM waves is commonly used for medical purposes?
radio waves and visible spectrum
X-rays and gamma
infrared and microwaves
radio waves and microwaves
15s