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Q 1/20
Score 0
Infrared and X-rays are both electromagnetic waves. Which of the following is a property that both x-ray and infrared waves share?
20
both wave travel at the same speed in vacuum
both waves have the same frequency
both waves have the same wavelength
both waves are longitudinal
Q 2/20
Score 0
Which attribute distinguishes a radio wave from a microwave radiation?
20
wavelength
speed in vacuum
color
amplitude
20 questions
Q.
Infrared and X-rays are both electromagnetic waves. Which of the following is a property that both x-ray and infrared waves share?
1
20 sec
Q.
Which attribute distinguishes a radio wave from a microwave radiation?
2
20 sec
Q.
Which of the following is the correct order of the wavelengths from longest to shortest?
3
20 sec
Q.
Which electromagnetic wave has the longest wavelength among the electromagnetic waves below?
4
20 sec
Q.
Which color has the shortest wavelength in the visible spectrum?
5
20 sec
Q.
Which electromagnetic wave below has the most energy?
6
20 sec
Q.
Which of the following waves travels fastest?
7
20 sec
Q.
Who theorized that changing the magnetic field will produce an electric field?
8
30 sec
Q.
What will happen to the frequency of an electromagnetic wave if its wavelength increases?
9
20 sec
Q.
Infrared and X-rays are both electromagnetic waves. Which of the following is a property that both x-ray and infrared waves share?
10
20 sec
Q.
Which of the following devices is designed to produce electromagnetic radiation with the longest wavelength?
11
20 sec
Q.
Electromagnetic waves, such as radio waves, visible light, and x-rays always differ in what property?
12
20 sec
Q.
Which of the following statements best represent the visible spectrum of light as perceived by the human eye?
13
30 sec
Q.
Which of the following is not an application or use of gamma ray?
14
20 sec
Q.
Which of the following electromagnetic waves is utilized to remove microbiological and bacterial contamination from water?
15
20 sec
Q.
Which of the electromagnetic waves below is NOT dangerous to humans when exposed in excessive amounts?
16
20 sec
Q.
Which color has the LONGEST wavelength in the electromagnetic spectrum?
17
20 sec
Q.
The wavelength of ultraviolet light is shorter than that of visible light. Which of the following is another way to compare ultraviolet light to visible light?
18
30 sec
Q.
Which of the following statements best describe an EM that has a long wavelength?
19
30 sec
Q.
Which form of the following electromagnetic waves makes your skin to be tanned when exposed for a prolonged time?
