Vocab 1
The wave’s height from the origin to a crest.
What is amplitude?
The number of waves that pass a given point per second.
What is frequency?
6.626*10-34J*s
What is Plank's constant?
The multiplier mili (m)
What is 10-3
Light with continuous spectrum
What is white light?
Plural of quantum
What is quanta?
Light less energetic than visible light
What is infrared?
Won Nobel prize for explaining the photo-electric effect
Who is Albert Einstein?
The shortest distance between equivalent points on a continuous wave
What is wavelength?
Form of energy exhibiting wavelike behavior as it travels through space
What is electromagnetic radiation?
3*108m/s
What is speed of light in vacuum?
The multiplier mega (M)
What is 106
In a vacuum, all electromagnetic waves travel at this speed
What is speed of light?
Multiplier micro (μ)
What is 10-6?
Light more energetic than visible light
What is ultraviolet?
Einstein won the Nobel prize for his theory of relativity
What is false?
Includes all forms of electromagnetic radiation; the types of radiation differ in their frequencies and wavelengths.
What is electromagnetic spectrum?
It can be described by wavelength, frequency, amplitude, and speed
What is electromagnetic radiation?
Relationship between wavelength and frequency:
What is their product is the speed of light in vacuum?
c=λ*v
The multiplier nano (n)
What is 10-9
Electromagnetic radiations have both _____ and _______ properties
What is wave and particle?
Multiplier Giga (G)
Electromagnetic radiation between 400 and 700 nm
What is visible light?
Calculated the energy of light emitted by hot body
Who is Max Plank?
A particle of electromagnetic radiation with no mass that carries a quantum of energy
What is a photon?
The minimum amount of energy that can be gained or lost by an atom
What is quantum?
Wavelength as a function of frequency: λ(v)=?
What is λ=c/v
Energy of a photon as a function of frequency E(v)=?
What is E=h*v
An element’s emission spectrum consists of a series of lines of ________ colors
What is individual?
Multiplier Kilo (K)
What is 103?
Least energetic electromagnetic radiation?
What is radio waves?
Tried to prove Einstein wrong about the photo-electric effect
Who is Robert Millikan?
A series of fine lines of individual colors produced by excited atoms
What is atomic emission spectrum?
A phenomenon in which photo-electrons are emitted from a metal’s surface when light of a certain frequency shines on the surface.
What is photoelectric effect?
Frequency as a function of wavelength v(λ)=?
What is v=c/λ
Energy of a photon as a function of wavelength E(λ)=?
What is E(λ)=h*c/λ
Matter emits and absorbs energy in
What is quanta?
Multiplier pico (p)
What is 10-12?
Most energetic electromagnetic radiation
What is gamma rays?
Discovered the photo-electric effect in 1887
Who is Heinrich Rudolf Hertz?