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What do waves do as their job?
what is ment by the medium?
what is ment by the period?
what is ment by frequency?
what is ment by the zero position?
what is ment by the crest of a wave?
what is ment by the trough?
what is ment by the amplitude?
what is the equation for using wavelength?
what can we use to analyse a wave?
what would waves look like if we had a slow time base?
what would the wave look like if it had a fast time base?
do slow/fast time base give low/high frequency?
how do you measure the speed of the wave?
what is the two equations used to measure speed of wave?
what is the speed of sound in air?
what is a transerve wave?
name the 7types of light in the EM spectrum?
what is the speed of light in air?
what are longnitudal waves?
give an example of a transverse wave?
give an example of a longitudinal waves?
can electricmagnetic spectrum waves travel through a vaccum?
what is ment by the normal?
what is ment by the incident ray?
what is ment by the refelcted ray?
what is ment by the angle of incidence?
what is ment by the angle of reflection?
what do convex reflectors do?
how does a reflecting telescope work?
what speed does light travel in , in a optical fibre?
what happens to light in an optical fibre?
what is diffraction?
what kind of wavelengths do light have? sound?
where does diffraction occur most ?
