ast 100%

Quiz 2
Question 1 (1 point)
 

A radio photon travels slower than a gamma ray photon.
Question 1 options:
	A) True
>	B) False
Question 2 (1 point)
 
Your average body temperature is approximately 310 K, thus most of the light you radiate is at ultraviolet wavelengths.
Question 2 options:
	A) True
>	B) False
Question 3 (1 point)
 

The emission spectrum of a helium atom is identical to that of a carbon atom.
Question 3 options:
	A) True
>	B) False
Question 4 (1 point)
 

If an object is moving toward you, the light you see from it will be blueshifted.
Question 4 options:
>	A) True
	B) False
Question 5 (1 point)
 

The luminosity of an object is independent of its distance from you.
Question 5 options:
>	A) True
	B) False
Question 6 (1 point)
 

What is the difference between visible light and X-rays?
Question 6 options:
	

a) 
	

Speed; X-rays go faster than visible light.
	

b) 
	

Speed; X-rays go slower than visible light.
	

>c) 
	

Wavelength; X-rays have a shorter wavelength than visible light.
	

d) 
	

Wavelength; X-rays have a longer wavelength than visible light.
	

e) 
	

X-rays are made up of particles, while visible light is made up of waves.
Question 7 (1 point)
 

If the wavelength of a beam of light were to double, how would that affect its frequency?
Question 7 options:
	

a) 
	

The frequency would be four times larger.
	

b) 
	

The frequency would be two times larger.
	

>c) 
	

The frequency would be two times smaller.
	

d) 
	

The frequency would be four times smaller.
	

e) 
	

There is no relationship between wavelength and frequency.
Question 8 (1 point)
 
Which of the following lists different types of electromagnetic radiation in order from the smallest wavelength to the largest wavelength?
Question 8 options:
	

a) 
	

radio waves, infrared, visible, ultraviolet, X-rays
	

>b) 
	

gamma rays, ultraviolet, visible, infrared, radio waves
	

c) 
	

gamma rays, X-rays, infrared, visible, ultraviolet
	

d) 
	

X-rays, infrared, visible, ultraviolet, radio waves
	

e) 
	

radio waves, ultraviolet, visible, infrared, gamma rays
Question 9 (1 point)
 

Light is:
Question 9 options:
	

a) 
	

a wave
	

b) 
	

A particle
	

>c) 
	

both an particle and a wave
	

d) 
	

neither a particle or a wave
Question 10 (1 point)
 

The Doppler shift can be used to determine the _________ of an object.
Question 10 options:
	

a) 
	

energy
	

b) 
	

temperature
	

>c) 
	

radial velocity
	

d) 
	

color
	

e) 
	

three-dimensional velocity

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