問題一覧
1
the range of frequencies of EM waves that stimulates the — of the eye
retina
2
light is an EM radiation that travels thru a vacuum
EM Theory of Light, James Clerk Maxwell
3
light is composed of BUNDLES OF WAVE called —
Albert Einstein, photons
4
Aurora Borealis
luminescence
5
7.5 x 10⁻⁷ m (700 nm – red) to
3.8 x 10⁻⁷ m (400 nm – violet)
6
He proposed the Quantum Theory of Light
Max Planck
7
Bacteria Glowworms Fireflies
bioluminescence
8
Glow in the Dark objects
Phosphorescence and chemiluminescence
9
When these FILAMENTS came into CONTACT with an OBJECT, — was established
sight
10
The — is the region of the eye that allows that receives and is changed by electromagnetic radiation
retina
11
Production of Light
ILFPCB Incandescence Luminescence Fluorescence Phosphorescence Chemiluminescence Bioluminescence
12
cold sources;
luminescence
13
Wire filament inside the bulb
incandescence
14
1. — – allows the passage of light 2. — – allows only small amount 3.— – blocks light
Transparent Translucent Opaque
15
production of light by organisms
bioluminescence
16
– region behind an opaque object from which light is blocked or cut off
Shadow
17
Proposed the Wave Theory of Light
Christian Huygens
18
He measured the speed of light c = 3 x 10⁸ m/s (299, 792, 458 m/s) travels in a —
Albert Michelson straight line
19
Quanta =
Photons
20
light consists of streamers emitted by the eye ()
Euclid
21
light is a form of TRANSVERSE WAVE motion emitted by luminous bodies
Christian Huygens
22
introduced BLACKBODY radiation that was emitted in DISCRETE BUNDLES OF ENERGY called —
quanta, Max Planck
23
non luminous obj
building,moon
24
non luminous objecrs use — light
reflected
25
only the ELECTRONS OF ATOMS are involved in the production of light
luminescence
26
Luninous Objects
star, sun, light bulbs
27
– outer lighter region
Penumbra (Partial Solar Eclipse)
28
light is a TINY PARTICLE called — emitted by a source that travels in a straight line
corpuscle
29
production of light as a result of chemical reactions
chemiluminescence
30
high temperature atoms vibrate give off energy in the form of EM radiation
incandescence
31
moves thru space with a velocity of c = 3 x 10⁸ m/s (—)
299, 792, 458 m/s
32
release of light that lasts no more than 10 seconds
fluorescence
33
Corpuscular Theory of Light
Sir Isaac Newton
34
cannot give their own light
non luminous object
35
light can MEET EACH OTHER and undergoes —
diffraction, THOMAS YOUNG
36
Candle flame
incandescence
37
every particle of matter is endowed with a — to guide it as it travels
wave, Louis Victor de Broglie
38
Nuclear reactions from the sun
incandescence
39
– darker region (—)
Umbra Total Solar Eclipse
40
emit or send off their own light
luminous object
41
light travels as TINY PARTICLES from a LUMINOUS OBJECT to the eye
Pythagoras
42
deals with the behavior and properties of light
optics
43
release of light that is more than 10 seconds
phosphorescence
44
Minerals
fluorescence
45
(Particle – Wave Duality)
Louis Victor De broglie
46
Existence of an EM WAVE within RADIO FREQUENCY that exhibit the SAME PROPERTIES OF LIGHT
Heinrich Hertz
47
Light consisted of filaments or streamers coming from the eyes.
Plato
48
Sources of Light
Luminous Objects Non - Luminous Objects