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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?
12,000-15,000 nm
100-520
380-750 nm
1000-1500 nm

Question 2:


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

Question 3:


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

Question 4:


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

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.
False
True

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?
The wavelength
None of these
The intensity
The polarization

Question 8:


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

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 frequency
The volume
The density
The energy

Question 10:


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

 


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