LIGHT(Electromagnetism)
LIGHT(Electromagnetism)
LIGHT IS ODD...
LIGHT IS ODD...Light has a split personality.
LIGHT IS ODD...Light has a split personality.
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts  as we think it     should.
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts  as we think it     should.
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts          And sometimes it  as we think it ...
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts          And sometimes it  as we think it ...
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts          And sometimes it  as we think it ...
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts          And sometimes it  as we think it ...
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts          And sometimes it  as we think it ...
LIGHT IS ODD...                 Light has a split personality.Sometimes it acts          And sometimes it  as we think it ...
LIGHT IS ODD...              Light has a split personality.Sometimes light acts as though it travels in waves.
LIGHT IS ODD...Light has a split personality.
LIGHT IS ODD...Light has a split personality.
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticlep
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
LIGHT IS ODD...                  Light has a split personality.             s!  ar   ticle                                ...
LIGHT IS ODD...                  Light has a split personality.             s!  ar   ticle                                ...
LIGHT IS ODD...                   Light has a split personality.              s!   ar   ticle                             ...
LIGHT IS ODD...                   Light has a split personality.              s!   ar   ticle                             ...
LIGHT IS ODD...                   Light has a split personality.              s!   ar   ticle                             ...
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
LIGHT IS ODD...                 Light has a split personality.            s! ar   ticle                                   ...
How many people does it take to       fight in a dual?
How many people does it take to         fight in a dual?Do they need to fight at the same time?
How many people does it take to         fight in a dual?Do they need to fight at the same time?
How many people does it take to               fight in a dual?      Do they need to fight at the same time?How many people d...
How many people does it take to                    fight in a dual?           Do they need to fight at the same time?   How ...
How many people does it take to                    fight in a dual?           Do they need to fight at the same time?   How ...
How many people does it take to                    fight in a dual?           Do they need to fight at the same time?   How ...
How many people does it take to                    fight in a dual?           Do they need to fight at the same time?   How ...
As light travels, it travels as both particles and as waves.
As light travels, it travels as both particles and as waves.
As light travels, it travels as both particles and as waves.           That’s two things at the same time.
As light travels, it travels as both particles and as waves.           That’s two things at the same time.           This ...
As light travels, it travels as both particles and as waves.           That’s two things at the same time.           This ...
As light travels, it travels as both particles and as waves.           That’s two things at the same time.           This ...
All waves of light have 4 things in common:
All waves of light have 4 things in common:
All waves of light have 4 things in common:1) They all are in constant motion (always moving).
All waves of light have 4 things in common:1) They all are in constant motion (always moving).    All lightwaves travel at...
All waves of light have 4 things in common:1) They all are in constant motion (always moving).    All lightwaves travel at...
All waves of light have 4 things in common:1) They all are in constant motion (always moving).    All lightwaves travel at...
All waves of light have 4 things in common:
All waves of light have 4 things in common:2) All waves have a frequency.
All waves of light have 4 things in common:2) All waves have a frequency.
All waves of light have 4 things in common:2) All waves have a frequency.  Count how many crests (peaks) of the wave pass ...
All waves of light have 4 things in common:                                          2            12) All waves have a fre...
All waves of light have 4 things in common:                                          2            12) All waves have a fre...
All waves of light have 4 things in common:                                          2            12) All waves have a fre...
All waves of light have 4 things in common:                                          2            12) All waves have a fre...
All waves of light have 4 things in common:2) All waves have a frequency.
All waves of light have 4 things in common:2) All waves have a frequency.   Count how many crests of each wave pass by som...
All waves of light have 4 things in common:                                       2       1                               ...
All waves of light have 4 things in common:                                       2       1                               ...
All waves of light have 4 things in common:                                       2       1                               ...
All waves of light have 4 things in common:                                       2       1                               ...
All waves of light have 4 things in common:                                       2       1                               ...
All waves of light have 4 things in common:
All waves of light have 4 things in common:3) All waves have a wavelength.
All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because ...
All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because ...
All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because ...
All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because ...
All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because ...
All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because ...
All waves of light have 4 things in common:                                           wavelength is                       ...
All waves of light have 4 things in common:                                           wavelength is                       ...
All waves of light have 4 things in common:3) All waves have a wavelength.
All waves of light have 4 things in common:3) All waves have a wavelength.                 1 m = 1.0 x 109 nm
All waves of light have 4 things in common:3) All waves have a wavelength.                 1 m = 1.0 x 109 nm   The wavele...
All waves of light have 4 things in common:3) All waves have a wavelength.                  1 m = 1.0 x 109 nm   The wavel...
All waves of light have 4 things in common:3) All waves have a wavelength.                  1 m = 1.0 x 109 nm   The wavel...
All waves of light have 4 things in common:3) All waves have a wavelength.                  1 m = 1.0 x 109 nm   The wavel...
All waves of light have 4 things in common:
All waves of light have 4 things in common:4) All waves have an amplitude.
All waves of light have 4 things in common:4) All waves have an amplitude.  Amplitude is measured from the midline up or f...
All waves of light have 4 things in common:4) All waves have an amplitude.  Amplitude is measured from the midline up or f...
All waves of light have 4 things in common:4) All waves have an amplitude.  Amplitude is measured from the midline up or f...
All waves of light have 4 things in common:4) All waves have an amplitude.  Amplitude is measured from the midline up or f...
All waves of light have 4 things in common:4) All waves have an amplitude.  Amplitude is measured from the midline up or f...
All waves of light have 4 things in common: 4) All waves have an amplitude.   Amplitude is measured from the midline up or...
All waves of light have 4 things in common: 4) All waves have an amplitude.   Amplitude is measured from the midline up or...
A
A    B
A                  BWhich wave has a longer wavelength?
A                  BWhich wave has a longer wavelength?   A
A                  BWhich wave has a longer wavelength?   AWhich wave has a higher frequency?
A                  BWhich wave has a longer wavelength?   AWhich wave has a higher frequency?    B
A                   BWhich wave has a longer wavelength?          A Which wave has a higher frequency?          BWhich wav...
A                   BWhich wave has a longer wavelength?          A Which wave has a higher frequency?          BWhich wav...
A                   BWhich wave has a longer wavelength?          A Which wave has a higher frequency?          BWhich wav...
A                   BWhich wave has a longer wavelength?          A Which wave has a higher frequency?          BWhich wav...
A                   BWhich wave has a longer wavelength?          A Which wave has a higher frequency?          BWhich wav...
A                   BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhich...
A                   BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhich...
A                   BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhich...
A                    BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhic...
A                    BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhic...
A                    BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhic...
A                    BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhic...
A                    BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhic...
A                    BWhich wave has a longer wavelength?            A Which wave has a higher frequency?            BWhic...
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf           f = c/λ
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf                        f = c/λ    h (Planck’s constant) = 6...
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf                        f = c/λ     h (Planck’s constant) = ...
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf                         f = c/λ     h (Planck’s constant) =...
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf                         f = c/λ     h (Planck’s constant) =...
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf                         f = c/λ     h (Planck’s constant) =...
WAVELENGTH, FREQUENCY AND ENERGY          ARE RELATED   E = hf                         f = c/λ     h (Planck’s constant) =...
L ET           ES            IO   IO W (AV IR)       AV )  D RO D            TR (UV AYS MARA IC   RE        UL        -R A...
L ET           ES            IO   IO W (AV IR)       AV )  D RO D            TR (UV AYS MARA IC   RE        UL        -R A...
L ET           ES            IO   IO W (AV IR)       AV )  D RO D            TR (UV AYS MARA IC   RE        UL        -R A...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
L ET           ES              IO   IO W (AV IR)         AV )  D RO D              TR (UV AYS MARA IC   RE          UL    ...
HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN                   WE SEE?
HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN                   WE SEE?    2500 miles
HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN                   WE SEE?    2500 miles
HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN                   WE SEE?    2500 miles
HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN                   WE SEE?    2500 miles        700 nm       400 nm
HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN                   WE SEE?    2500 miles        700 nm        400 nmWavelength...
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made  of ROYGBIV
White light is made                    of ROYGBIVDifferent wavelengths bend (refract)  different amounts when slowed
WHY DOES LIGHT SLOW DOWN?
WHY DOES LIGHT SLOW DOWN?c = 3.0 x 10 8 m/s
WHY DOES LIGHT SLOW DOWN?c = 3.0 x 10 8 m/s ...in a vacuum
WHY DOES LIGHT SLOW DOWN?  c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ev...
WHY DOES LIGHT SLOW DOWN?  c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ev...
WHY DOES LIGHT SLOW DOWN?  c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ev...
WHY DOES LIGHT SLOW DOWN?  c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ev...
WHY DOES LIGHT SLOW DOWN?  c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ev...
WHY DOES LIGHT SLOW DOWN?  c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ev...
White light is made                    of ROYGBIVDifferent wavelengths bend (refract)  different amounts when slowed
White light is made                    of ROYGBIVDifferent wavelengths bend (refract)  different amounts when slowed
White light is made                    of ROYGBIVDifferent wavelengths bend (refract)  different amounts when slowed
White light is made                    of ROYGBIVDifferent wavelengths bend (refract)  different amounts when slowed
White light is made                    of ROYGBIVDifferent wavelengths bend (refract)  different amounts when slowed
HOW DO WE SEE A RAINBOW?
HOW DO WE SEE A RAINBOW?          raindrop
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?           raindropsunlight
HOW DO WE SEE A RAINBOW?                          raindrop   sunlightIn order for you to seea rainbow, the sun mustbe behi...
HOW DO WE SEE A RAINBOW?                          raindrop   sunlightIn order for you to seea rainbow, the sun mustbe behi...
We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white l...
We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white l...
We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white l...
We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white l...
We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white l...
We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white l...
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
Light and em spectrum 1112
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Light and em spectrum 1112

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  • Light and em spectrum 1112

    1. 1. LIGHT(Electromagnetism)
    2. 2. LIGHT(Electromagnetism)
    3. 3. LIGHT IS ODD...
    4. 4. LIGHT IS ODD...Light has a split personality.
    5. 5. LIGHT IS ODD...Light has a split personality.
    6. 6. LIGHT IS ODD... Light has a split personality.Sometimes it acts as we think it should.
    7. 7. LIGHT IS ODD... Light has a split personality.Sometimes it acts as we think it should.
    8. 8. LIGHT IS ODD... Light has a split personality.Sometimes it acts And sometimes it as we think it doesn’t. should.
    9. 9. LIGHT IS ODD... Light has a split personality.Sometimes it acts And sometimes it as we think it doesn’t. should. Sometimes light acts as though it is made of tiny particles of energy, called photons.
    10. 10. LIGHT IS ODD... Light has a split personality.Sometimes it acts And sometimes it as we think it doesn’t. should. Sometimes light acts as though it is made of tiny particles of energy, called photons.
    11. 11. LIGHT IS ODD... Light has a split personality.Sometimes it acts And sometimes it as we think it doesn’t. should. Sometimes light acts as though it is made of tiny particles of energy, called photons.
    12. 12. LIGHT IS ODD... Light has a split personality.Sometimes it acts And sometimes it as we think it doesn’t. should. Sometimes light acts as though it travels in waves.
    13. 13. LIGHT IS ODD... Light has a split personality.Sometimes it acts And sometimes it as we think it doesn’t. should. Sometimes light acts as though it travels in waves.
    14. 14. LIGHT IS ODD... Light has a split personality.Sometimes light acts as though it travels in waves.
    15. 15. LIGHT IS ODD...Light has a split personality.
    16. 16. LIGHT IS ODD...Light has a split personality.
    17. 17. LIGHT IS ODD... Light has a split personality. s! ar ticlep
    18. 18. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p
    19. 19. LIGHT IS ODD... Light has a split personality. s! ar ticle waves! pNeither way of thinking about light is better than the other. Neither is good or bad.
    20. 20. LIGHT IS ODD... Light has a split personality. s! ar ticle waves! pNeither way of thinking about light is better than the other. Neither is good or bad.
    21. 21. LIGHT IS ODD... Light has a split personality. s! ar ticle waves! pNeither way of thinking about light is better than the other. Neither is good or bad. In fact, light travels as both particles and waves.....
    22. 22. LIGHT IS ODD... Light has a split personality. s! ar ticle waves! pNeither way of thinking about light is better than the other. Neither is good or bad. In fact, light travels as both particles and waves.....
    23. 23. LIGHT IS ODD... Light has a split personality. s! ar ticle waves! pNeither way of thinking about light is better than the other. Neither is good or bad. In fact, light travels as both particles and waves..... AT THE SAME TIME!!!
    24. 24. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p
    25. 25. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p Since light behaves as both particles...
    26. 26. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p Since light behaves as both particles...
    27. 27. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p Since light behaves as both particles... and as waves...
    28. 28. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p Since light behaves as both particles... and as waves...
    29. 29. LIGHT IS ODD... Light has a split personality. s! ar ticle waves!p Since light behaves as both particles... and as waves... light is neither just particles nor just waves.
    30. 30. How many people does it take to fight in a dual?
    31. 31. How many people does it take to fight in a dual?Do they need to fight at the same time?
    32. 32. How many people does it take to fight in a dual?Do they need to fight at the same time?
    33. 33. How many people does it take to fight in a dual? Do they need to fight at the same time?How many people does it take to sing a duet?
    34. 34. How many people does it take to fight in a dual? Do they need to fight at the same time? How many people does it take to sing a duet?Are they singing together at the same time?
    35. 35. How many people does it take to fight in a dual? Do they need to fight at the same time? How many people does it take to sing a duet?Are they singing together at the same time?
    36. 36. How many people does it take to fight in a dual? Do they need to fight at the same time? How many people does it take to sing a duet?Are they singing together at the same time? What is the Italian word for “two”?
    37. 37. How many people does it take to fight in a dual? Do they need to fight at the same time? How many people does it take to sing a duet?Are they singing together at the same time? What is the Italian word for “two”? due
    38. 38. As light travels, it travels as both particles and as waves.
    39. 39. As light travels, it travels as both particles and as waves.
    40. 40. As light travels, it travels as both particles and as waves. That’s two things at the same time.
    41. 41. As light travels, it travels as both particles and as waves. That’s two things at the same time. This property of light is called the...
    42. 42. As light travels, it travels as both particles and as waves. That’s two things at the same time. This property of light is called the... wave-particle duality.
    43. 43. As light travels, it travels as both particles and as waves. That’s two things at the same time. This property of light is called the... wave-particle duality. We’re going to spend more time speaking of light as a wave because it is generally more useful in the study of chemistry and atoms.
    44. 44. All waves of light have 4 things in common:
    45. 45. All waves of light have 4 things in common:
    46. 46. All waves of light have 4 things in common:1) They all are in constant motion (always moving).
    47. 47. All waves of light have 4 things in common:1) They all are in constant motion (always moving). All lightwaves travel at the same speed while in a vacuum (no air, no water, just space)
    48. 48. All waves of light have 4 things in common:1) They all are in constant motion (always moving). All lightwaves travel at the same speed while in a vacuum (no air, no water, just space) the speed of light in a vacuum, c = 3.0 x 10 8 m/s
    49. 49. All waves of light have 4 things in common:1) They all are in constant motion (always moving). All lightwaves travel at the same speed while in a vacuum (no air, no water, just space) the speed of light in a vacuum, c = 3.0 x 10 8 m/s That’s about 671 million miles per hour!
    50. 50. All waves of light have 4 things in common:
    51. 51. All waves of light have 4 things in common:2) All waves have a frequency.
    52. 52. All waves of light have 4 things in common:2) All waves have a frequency.
    53. 53. All waves of light have 4 things in common:2) All waves have a frequency. Count how many crests (peaks) of the wave pass by some arbitrary (random) point in one second.
    54. 54. All waves of light have 4 things in common: 2 12) All waves have a frequency. Count how many crests (peaks) of the wave pass by some arbitrary (random) point in one second.
    55. 55. All waves of light have 4 things in common: 2 12) All waves have a frequency. Count how many crests (peaks) of the wave pass by some arbitrary (random) point in one second.
    56. 56. All waves of light have 4 things in common: 2 12) All waves have a frequency. Count how many crests (peaks) of the wave pass by some arbitrary (random) point in one second.Frequency is how many crests pass by a given point in one second.
    57. 57. All waves of light have 4 things in common: 2 12) All waves have a frequency. Count how many crests (peaks) of the wave pass by some arbitrary (random) point in one second.Frequency is how many crests pass by a given point in one second. Frequency is measured in waves /second or Hertz (Hz)
    58. 58. All waves of light have 4 things in common:2) All waves have a frequency.
    59. 59. All waves of light have 4 things in common:2) All waves have a frequency. Count how many crests of each wave pass by some arbitrary (random) point in one second.
    60. 60. All waves of light have 4 things in common: 2 1 12) All waves have a frequency. Count how many crests of each wave pass by some arbitrary (random) point in one second.
    61. 61. All waves of light have 4 things in common: 2 1 12) All waves have a frequency. Count how many crests of each wave pass by some arbitrary (random) point in one second. The purple wave has a frequency of 2 waves/second.
    62. 62. All waves of light have 4 things in common: 2 1 12) All waves have a frequency. Count how many crests of each wave pass by some arbitrary (random) point in one second. The purple wave has a frequency of 2 waves/second. frequency = 2 1/s or 2 Hz
    63. 63. All waves of light have 4 things in common: 2 1 12) All waves have a frequency. Count how many crests of each wave pass by some arbitrary (random) point in one second. The purple wave has a frequency of 2 waves/second. frequency = 2 1/s or 2 Hz The orange wave has a frequency of 1 wave/second.
    64. 64. All waves of light have 4 things in common: 2 1 12) All waves have a frequency. Count how many crests of each wave pass by some arbitrary (random) point in one second. The purple wave has a frequency of 2 waves/second. frequency = 2 1/s or 2 Hz The orange wave has a frequency of 1 wave/second. frequency = 1 1/s or 1 Hz
    65. 65. All waves of light have 4 things in common:
    66. 66. All waves of light have 4 things in common:3) All waves have a wavelength.
    67. 67. All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength.
    68. 68. All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest....
    69. 69. All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest....
    70. 70. All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest.... or from trough to trough.
    71. 71. All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest.... or from trough to trough.
    72. 72. All waves of light have 4 things in common:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest.... or from trough to trough. Wavelengths vary considerably. Long waves are usually measured in meters (m), and short waves are usually measured in nanometers (nm).
    73. 73. All waves of light have 4 things in common: wavelength is abbreviated by:3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest.... or from trough to trough. Wavelengths vary considerably. Long waves are usually measured in meters (m), and short waves are usually measured in nanometers (nm).
    74. 74. All waves of light have 4 things in common: wavelength is abbreviated by: λ3) All waves have a wavelength. The purple wave has a higher frequency because it has a shorter wavelength. Wavelengths are measured from crest to crest.... or from trough to trough. Wavelengths vary considerably. Long waves are usually measured in meters (m), and short waves are usually measured in nanometers (nm).
    75. 75. All waves of light have 4 things in common:3) All waves have a wavelength.
    76. 76. All waves of light have 4 things in common:3) All waves have a wavelength. 1 m = 1.0 x 109 nm
    77. 77. All waves of light have 4 things in common:3) All waves have a wavelength. 1 m = 1.0 x 109 nm The wavelength of a wave helps determine its:
    78. 78. All waves of light have 4 things in common:3) All waves have a wavelength. 1 m = 1.0 x 109 nm The wavelength of a wave helps determine its: frequency
    79. 79. All waves of light have 4 things in common:3) All waves have a wavelength. 1 m = 1.0 x 109 nm The wavelength of a wave helps determine its: frequency energy
    80. 80. All waves of light have 4 things in common:3) All waves have a wavelength. 1 m = 1.0 x 109 nm The wavelength of a wave helps determine its: frequency energy type
    81. 81. All waves of light have 4 things in common:
    82. 82. All waves of light have 4 things in common:4) All waves have an amplitude.
    83. 83. All waves of light have 4 things in common:4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.
    84. 84. All waves of light have 4 things in common:4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.
    85. 85. All waves of light have 4 things in common:4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.
    86. 86. All waves of light have 4 things in common:4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.
    87. 87. All waves of light have 4 things in common:4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.
    88. 88. All waves of light have 4 things in common: 4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.Think of waves crashing on the shore. The taller they are, more intensely they crash.
    89. 89. All waves of light have 4 things in common: 4) All waves have an amplitude. Amplitude is measured from the midline up or from the midline down.Think of waves crashing on the shore. The taller they are, more intensely they crash. The height (amplitude) of a light wave also gives an idea of its intensity. We call light intensity, “brightness.”
    90. 90. A
    91. 91. A B
    92. 92. A BWhich wave has a longer wavelength?
    93. 93. A BWhich wave has a longer wavelength? A
    94. 94. A BWhich wave has a longer wavelength? AWhich wave has a higher frequency?
    95. 95. A BWhich wave has a longer wavelength? AWhich wave has a higher frequency? B
    96. 96. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)?
    97. 97. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neither
    98. 98. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neither
    99. 99. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neither
    100. 100. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude?
    101. 101. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither
    102. 102. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy?
    103. 103. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B
    104. 104. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B As frequency increases, wavelength...
    105. 105. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B As frequency increases, wavelength... decreases
    106. 106. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B As frequency increases, wavelength... decreases As energy decreases, frequency...
    107. 107. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B As frequency increases, wavelength... decreases As energy decreases, frequency... decreases
    108. 108. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B As frequency increases, wavelength... decreases As energy decreases, frequency... decreases As wavelength decreases, energy...
    109. 109. A BWhich wave has a longer wavelength? A Which wave has a higher frequency? BWhich wave would be more intense (brighter)? neitherWhich wave has a greater amplitude? neither Which wave has more energy? B As frequency increases, wavelength... decreases As energy decreases, frequency... decreases As wavelength decreases, energy... increases
    110. 110. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED
    111. 111. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf
    112. 112. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ
    113. 113. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ h (Planck’s constant) = 6.626 x 10-34 J x s
    114. 114. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ h (Planck’s constant) = 6.626 x 10-34 J x s c (speed of light in a vacuum) = 3.0 x 10 8 m/s
    115. 115. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ h (Planck’s constant) = 6.626 x 10-34 J x s c (speed of light in a vacuum) = 3.0 x 10 8 m/s If E = hf and f = c/λ...
    116. 116. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ h (Planck’s constant) = 6.626 x 10-34 J x s c (speed of light in a vacuum) = 3.0 x 10 8 m/s If E = hf and f = c/λ... E = hf
    117. 117. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ h (Planck’s constant) = 6.626 x 10-34 J x s c (speed of light in a vacuum) = 3.0 x 10 8 m/s If E = hf and f = c/λ... E = hf
    118. 118. WAVELENGTH, FREQUENCY AND ENERGY ARE RELATED E = hf f = c/λ h (Planck’s constant) = 6.626 x 10-34 J x s c (speed of light in a vacuum) = 3.0 x 10 8 m/s If E = hf and f = c/λ... E = hf c λ
    119. 119. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G IN
    120. 120. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G IN
    121. 121. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES
    122. 122. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES
    123. 123. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES LOWEST FREQUENCY
    124. 124. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES LOWEST FREQUENCY
    125. 125. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES LOWEST HIGHEST FREQUENCY FREQUENCY
    126. 126. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES LOWEST HIGHEST FREQUENCY FREQUENCY
    127. 127. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES LOWEST HIGHEST FREQUENCY FREQUENCYLOWEST ENERGY
    128. 128. L ET ES IO IO W (AV IR) AV ) D RO D TR (UV AYS MARA IC RE UL -R AM M FRA X G INLONGEST WAVES SHORTEST WAVES LOWEST HIGHEST FREQUENCY FREQUENCYLOWEST ENERGY HIGHEST ENERGY
    129. 129. HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN WE SEE?
    130. 130. HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN WE SEE? 2500 miles
    131. 131. HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN WE SEE? 2500 miles
    132. 132. HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN WE SEE? 2500 miles
    133. 133. HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN WE SEE? 2500 miles 700 nm 400 nm
    134. 134. HOW MUCH OF THE ELECTROMAGNETIC SPECTRUM CAN WE SEE? 2500 miles 700 nm 400 nmWavelengths that are longer or shorter than thiswe cannot see!
    135. 135. White light is made of ROYGBIV
    136. 136. White light is made of ROYGBIV
    137. 137. White light is made of ROYGBIV
    138. 138. White light is made of ROYGBIV
    139. 139. White light is made of ROYGBIV
    140. 140. White light is made of ROYGBIV
    141. 141. White light is made of ROYGBIV
    142. 142. White light is made of ROYGBIV
    143. 143. White light is made of ROYGBIV
    144. 144. White light is made of ROYGBIVDifferent wavelengths bend (refract) different amounts when slowed
    145. 145. WHY DOES LIGHT SLOW DOWN?
    146. 146. WHY DOES LIGHT SLOW DOWN?c = 3.0 x 10 8 m/s
    147. 147. WHY DOES LIGHT SLOW DOWN?c = 3.0 x 10 8 m/s ...in a vacuum
    148. 148. WHY DOES LIGHT SLOW DOWN? c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ever so slightly.
    149. 149. WHY DOES LIGHT SLOW DOWN? c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ever so slightly.When it slows it bends or refracts. The shorter the wavelength, the greater the effect of bending.
    150. 150. WHY DOES LIGHT SLOW DOWN? c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ever so slightly.When it slows it bends or refracts. The shorter the wavelength, the greater the effect of bending.
    151. 151. WHY DOES LIGHT SLOW DOWN? c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ever so slightly.When it slows it bends or refracts. The shorter the wavelength, the greater the effect of bending.
    152. 152. WHY DOES LIGHT SLOW DOWN? c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ever so slightly.When it slows it bends or refracts. The shorter the wavelength, the greater the effect of bending.
    153. 153. WHY DOES LIGHT SLOW DOWN? c = 3.0 x 10 8 m/s ...in a vacuumGoing through any other medium (water, air, glass) it slows ever so slightly.When it slows it bends or refracts. The shorter the wavelength, the greater the effect of bending.
    154. 154. White light is made of ROYGBIVDifferent wavelengths bend (refract) different amounts when slowed
    155. 155. White light is made of ROYGBIVDifferent wavelengths bend (refract) different amounts when slowed
    156. 156. White light is made of ROYGBIVDifferent wavelengths bend (refract) different amounts when slowed
    157. 157. White light is made of ROYGBIVDifferent wavelengths bend (refract) different amounts when slowed
    158. 158. White light is made of ROYGBIVDifferent wavelengths bend (refract) different amounts when slowed
    159. 159. HOW DO WE SEE A RAINBOW?
    160. 160. HOW DO WE SEE A RAINBOW? raindrop
    161. 161. HOW DO WE SEE A RAINBOW? raindropsunlight
    162. 162. HOW DO WE SEE A RAINBOW? raindropsunlight
    163. 163. HOW DO WE SEE A RAINBOW? raindropsunlight
    164. 164. HOW DO WE SEE A RAINBOW? raindropsunlight
    165. 165. HOW DO WE SEE A RAINBOW? raindropsunlight
    166. 166. HOW DO WE SEE A RAINBOW? raindropsunlight
    167. 167. HOW DO WE SEE A RAINBOW? raindropsunlight
    168. 168. HOW DO WE SEE A RAINBOW? raindropsunlight
    169. 169. HOW DO WE SEE A RAINBOW? raindropsunlight
    170. 170. HOW DO WE SEE A RAINBOW? raindropsunlight
    171. 171. HOW DO WE SEE A RAINBOW? raindropsunlight
    172. 172. HOW DO WE SEE A RAINBOW? raindrop sunlightIn order for you to seea rainbow, the sun mustbe behind you.
    173. 173. HOW DO WE SEE A RAINBOW? raindrop sunlightIn order for you to seea rainbow, the sun mustbe behind you. This is why you rarely see a rainbow midday.
    174. 174. We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white light.
    175. 175. We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white light.Do you know what the 3 primary colors of light are?
    176. 176. We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white light.Do you know what the 3 primary colors of light are?
    177. 177. We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white light.Do you know what the 3 primary colors of light are?
    178. 178. We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white light.Do you know what the 3 primary colors of light are?
    179. 179. We often say that white light is made of all the colors the rainbow.We need only 3 colors (primary colors) to make white light.Do you know what the 3 primary colors of light are?

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