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Do You See the "Light?"

written by: eyez2k1ss
 
Find out how much you know about the amazing nature and properties of light!

Question 1:


We call visible light the electromagnetic radiation belonging to the what wave range?
1000-1500 nm
100-520
380-750 nm
12,000-15,000 nm

Question 2:


Which of the following is not a property of light?
Viscosity
Intensity
Frequency
Polarization

Question 3:


According to the properties it exhibits, light is defined as what?
Group of particles
Both wave and particles
Living organism
Electromagnetic wave

Question 4:


Albert Einstein asserted that the energy of a photon is proportional to what in his study of the photoelectronic effects?
Its volume
Its frequency
Its speed
Its mass

Question 5:


Approximately what is the speed of light in vacuum?
300 000 km/s
250 000 km/s
1 000 000 km/s
12 000 km/s

Question 6:


Light, just as wind, has the ability to push objects in its path.
True
False

Question 7:


What property of light might change its value when a beam of light crosses the border between vacuum and another medium or between two different media?
None of these
The polarization
The intensity
The wavelength

Question 8:


Which of these thermal emissions of light is the rarest in nature?
Blue thermal emission
Red thermal emission
White thermal emission
They are all equally frequent

Question 9:


In his Theory of Relativity, Albert Einstein discloses that when you multiply the speed of light by the mass you get what?
The energy
The volume
The frequency
The density

Question 10:


We watch TV thanks to which of these processes forming light?
Cathodoluminescence
Fiboluuminescence
Sololuminescence
Bioluminescence

 


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