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20 terms

science reveiw

STUDY
PLAY
spectrum
any array of light that is visible, an ordered array of the components of an emission or wave
emit
to give off
absorb
to take in
nuclear fusion
a nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy
wavelength
the distance between two points in the same phase in consecutive cycles of a wave
frequency
the number of complete wavelengths that pass a point in a given time
amplitude
the hight of a wave
contiuous spectrum
rainbow of colors
electromagnetic spectrum
the entire frequency range of electromagnetic waves
emission spectrum
a series of bright lines of particular wavelengths produced by a hot gas under low pressure
absorption spectrum
the spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths
electromagnetic radation
the usage of powerful light in order to treat certian desises like cancer
doppler effect
change in the apparent frequency of a wave as observer and source move toward or away from each other
tenor
the pitch range of the highest male voice
baritone
lower in range than tenor and higher than bass
bass
the lowest adult male singing voice
saprano
the highest female
alto
the pitch range of the lowest female voice
speed of sound
340 m/s
speed of light
186,000 miles per second