Vocabulary
waves, sound waves, frequency, amplitude, wavelength, hertz, crest, transverse, longitudinal, surface, SI units, proportional, energy, oscillation, reflection, wavelength, electromagnetic wave, electromagnetic spectrum, transparent, translucent, transmission, absorption, opaque
, reflection, refraction, electromagnetic wave, mechanical wave, wavelength, wave model, amplitude, transverse waves, reflection, refraction, absorption, transmission, diffraction, interference, electromagnetic spectrum, light, prism. wavelength, frequencies. reflection, refraction, concave, convex, electromagnetic, transmission, refraction, lenses, convex, concave, electromagnetic waves, microscopes, telescopes, periscopes, degree of refraction, absorption, focus, refractive index, prism, electromagnetic waves, wavelength, frequency, speed, reflection, refraction, transparent, translucent, wavelength, reflect, transmit, absorb, frequency, lambda, hertz, electromagnetic spectrum, infrared radiation, absolute zero, thermographic, translucent, transparent, opaque, amplitude, frequency, wavelength, mechanical wave, wave, longitudinal wave, transverse wave, refraction, reflection, absorption, wavelength, energy, electromagnetic spectrum, gamma rays, x-rays, infrared, ultraviolet, visible light, microwaves, radio waves,