Light exam Flashcards

1
Q

polarization an interference traveling as a wave

A

light waves can be blocks( polarized) and create interference patterns(nodes) just like sound waves and physical waves like an old reflected

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2
Q

polarized

A

blocks light and light travels in different patterns

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3
Q

interference

A

waves collide and create nodes

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4
Q

relationship between frequency and wavelength

A

if you increase frequency of the wavelengths shortens and decreases

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5
Q

wave

A

transfer of energy

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6
Q

amplitude

A

height of the wave

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7
Q

Nodes

A

Area of destruction interference, formed from crest and trust meeting

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8
Q

pulse wave

A

Single chunk of energy

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9
Q

periodic wave

A

A continuous flow of energy

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10
Q

physical waves

A

require a medium

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11
Q

electromagnetic waves

A

travel at the same speed no medium

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12
Q

destructive interference

A

when I crossed and a truck meet the Waze cancel out and create notes

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13
Q

constructive interference

A

went to cross and two trucks meet the wave gets bigger

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14
Q

three types of Spectra

A

continuous, omission, absorption

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15
Q

where can continue as a mission and absorption waves be found

A

Incandescent , black, son

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16
Q

continuous spectrum

A

Color gradually changes from one color to the next

17
Q

emission spectrum

A

brightly colored lines on a black background

18
Q

absorption spectrum

A

Black lines on a colorful background

19
Q

how do we determine how old a star is

A

absorb energy quickly, releases it slowly, can globe without a uv

20
Q

why do we call it blacklight

A

because it meant to type of light that we can see, Violet

21
Q

difference between florescence and phosphorescence

A

phosphorescence glows in the dark

22
Q

relationship between notes, frequency and wavelength

A

blue- more notes, high frequency, short wavelength

red- West notes, low-frequency, less wavelength

23
Q

units for speed of light, frequency, wavelength, energy

A

light- C, m/s
frequency- V, 1/sec
wavelength- m, å, nm
energy- E, calories

24
Q

how was light produced

A

The Adam observes energy, the electron moves to a higher energy level, the electron falls back toward the nucleus, the photon is released

25
Q

wavelength to nano meters

A

hundreds

26
Q

Energy of wave

A

subtract, -20ish

27
Q

finding frequency

A

energy change/ 1.58x10-34, 14

28
Q

finding wavelength

A

3x10^8/ frequency, -6ish

29
Q

what was the relationship that was between the distance the electron fell on the frequency of light

A

The further falls the more energy is a emitted the higher the energy the higher the frequency

30
Q

x-rays, infrared, Roy G. Biv, radio, gamma, ultraviolet

A

gamma, x-ray, UV, rainbow, infrared, radio