Study Sound and light test Flash Cards

 
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Sound and light test

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ex. gamma rays
radiation
concervatory stars
what is the law of reflection
angle of incidence equals angle of reflection
what is the ray that bouces back off the mirror?
reflected ray
what is the ray that first hits the mirror called
incident ray
magnetic field
created when electric current flows
electric field
created by voltage or electrical charge
rarefaction
the ray of light that bends as it moves through a new medium
compressions
a space in the medium in which particles are crowded together
wavelength
distance between two consecutive crests or troughs
amplitude
the maximum movement from the resting point
medium
substance the wave travles through
frequency
number of compressions or rarefractions that pass a point per sec.
wave
a traveling disterbance that carries energy from 1 place to another
four kinds of wave interactions
reflection
refraction
diffraction
interference
in a _______ wave the medium moves in a circular motion
surface
the two kinds of interference are?
constructive and destructive
what does a wave carry?
ENERGY!!
ex. x-ray
images of sun
x-ray machine
ex. ultraviolet
concervatory
tanning booth
ex. visible
sunlight
rainbows
tv
ex. infrared
burning charcoal
satillites
remote control
ex. microwaves
microwave
car
plane
list an example of radio waves?
radio
tv
satillite
order of electromagnettic waves>.... longest wavelength to shortest
radio
microwave
infrared
visible
ultraviolet
x-ray
gamma ray
what are electromagnetic waves/radiation?
an electric field
and a magnetic field positioned at right angles to one another and the direction of the medium
what is the formula for the speed of a wave?
number of waves % number of seconds
frequency is measured in
hertz, HZ
electromagnetic radiation moves as the speed of ?
light, 186,411 miles per second
the electromagnetic spectrum is _______ waves.
TRANSVERSE
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