WorksheetsLight and Quantized Energy
Total questions: 16
Worksheet time: 14mins
Which one is the trough?
A
D
B
C
What is the letter D labeling?
Wavelength
Amplitude
Origin
Crest
What does letter c. represent?
Crest
Amplitude
Trough
Origin
What is a trough?
the distance between
the waves.
waves below the origin
wave’s height from origin
to crest or from origin to trough.
the waves above the origin
What is a spectrum which includes all electromagnetic radiation?
Atomic emission spectrum
Photoelectric effect
Electromagnetic spectrum
Electromagnetic Radiation
What is the name of this process
(a)
Which one includes the frequency of a radiation?
Electromagnetic spectrum
P
Atomic emission spectrum
None
Microwaves are used to cook food and transmit information. What is the wavelength of a microwave that has a frequency of 3.44 × 109 Hz?
What formula do you use?
c=λν
E quantum/photon = hν
λ=c/v
v=c/λ
Microwaves are used to cook food and transmit information. What is the wavelength of a microwave that has a frequency of 3.44 × 109 Hz?
λ= 4.89 10 ^ - 2 m
λ= 8.72 10 ^ - 2 m
Ephoton=4.791 x 10-19 J
λ= 27.33 10^ - 2 m
Which is a continuous spectrum?
both
electromagnetic spectrum
none
atomic emission spectrum
As frequency and energy increases, wavelength decreases.
True
False
Higher frequency has longer wavelengths and lower frequencies have shorter wavelengths.
True
False
What is a massless particle that carries a quantum of energy?
(a)
What is Plank's constant?
6.626 × 10−34 J⋅s
3.44 × 109 Hz
3.00 × 108 m/s
10^9
Matter can gain or lose energy only in small specific amounts of (a) ?
Which is the frequency?
ν
λ
c
h
