WorksheetsWaves and Light Equation
Total questions: 14
Worksheet time: 7mins
24.1% of all the isotopes of a an element have a mass of 75.23 amu,
48.7% have a mass of 74.61 amu, and
27.2% have a mass of 75.20 amu.
What is the average atomic mass of this element?
74.92 amu
75.01 amu
24.97 amu
74.51 amu
An element has two main isotopes:
X-35 (mass = 34.97 amu, abundance = 75.8%)
and X-37 (mass = 36.97 amu, abundance = 24.2%).
Calculate the average atomic mass.
36.50 amu
36.00 amu
35.00 amu
35.45 amu
The figure above shows parts of a wave.
Which letter represents wavelength?
S
T
W
X
Which of these correctly labels the TOP and BOTTOM of a wave?
S-Crest
X- Trough
S-Amplitude
X-Crest
S-Crest
X-Amplitude
Which wave has greater wavelengths?
1
2
Which wave has greater Frequency?
1
2
Which wave has greater Energy?
1
2
Wavelength has an INVERSE relationship with:
Energy
Frequency
Both Energy & Frequency
Frequency has a DIRECT relationship with:
Energy
Wavelength
Both Energy & Wavelength
'c' is used to represent:
speed of light
frequency
wavelength
amplitude
λ is used to represent:
speed of light
frequency
wavelength
amplitude
What is the frequency of infrared light that has a wavelength of
1.10 X 10-6 m?
c = 3.00 x 108 m/s
3.67 x 10-15 Hz
2.73 x 102 Hz
3.67 x 10-3 Hz
2.73 x 1014 Hz
Calculate the wavelength of light that has a frequency of 5.2 x 1012 .
The speed of of light is 3.0x 108 m/s.
5.8 x 10 -5 m
5.19 x 10 14 m
5.8 x 10 -7 m
1.56 x 10 23 m
A certain color of light has a wavelength of 4.0×10−7
What is its frequency in a vacuum?
The speed of of light is 3.0x 108 m/s.
7.5 E 14
1.2 E 15
3.0 E 13
1.3 E 12
