Wave Concepts
Frequency
Wavelength
Formulas
Review!!!
100
the top of a wave
What is the crest
100
Which of the colors from the visible light spectrum has the highest frequency?
Violet
100
Which of the EM waves has the longest wavelength?
Radio waves
100
What is the formula for calculating energy when only wavelength is available?
Energy = Planck's constant X speed of light / wavelength
100
With regard to safe practices in the lab, the most important responsibility of anyone is to:
keep yourself and others from being injured.
200
the bottom of the wave
What is the trough?
200
Which of the colors from the visible light spectrum has the lowest frequency?
Red
200
Which of the EM waves has the shortest wavelength?
Gamma rays
200
What is the formula for calculating energy when only frequency is known?
Energy = Planck's constant x frequency
200
Evaporation is an example of a _______ change
physical change
300
waves used to penetrate solids, usually used in doctor's offices or airports
What are x-rays?
300
What type of EM waves have the lowest frequency?
Radio Waves
300
Calculate the frequency of a light with a wavelength of 2.50E-7 meters
1.2E15 Hertz
300
What is the formula for calculating wavelength from frequency?
wavelength = speed of light / frequency
300
It is formed by two or more elements in a set of fixed ratios
What is a compound?
400
distance between the two crests of a wave
What is wavelength?
400
Which of the EM waves has the highest frequency?
Gamma Waves
400
As wavelength increases, energy ______
decreases.
400
What is the formula for calculating frequency when only wavelength is known?
frequency = speed of light / wavelength
400
A mixture in which the two parts appear as one but still retain their individual physical properties
What is a homogeneous mixture?
500
Number of waves per unit of time
What is frequency?
500
Compared to visible light, ultraviolet radiation is more harmful to the human being because ultraviolet radiation has a higher:
What is frequency?
500
What is the correct order of the colors from short wavelength to large wavelength in the visible light spectrum?
Violet Indigo Blue Green Yellow Orange Red
500
What is the formula for calculating the speed of light?
speed of light = wavelength X frequency
500
Explain why sulfur is classified as a group 16 element
Sulfur has six valence electrons
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