Topics: Sound, Doppler's effect, Doppler's principle

Topics: Vectors, motion, energy, work, rotation, Rolling, Torque, and Angular Momentum, Oscillations, Waves, entropy, thermodynamics, Electric Fields, Magnetic Fields, Electromagnetic Waves, Relativity, Photons, Matter Waves, Nuclear Physics, Quarks, Leptons, big bang theory

Topics: Vectors, motion, energy, work, rotation, Rolling, Torque, and Angular Momentum, Oscillations, Waves, entropy, thermodynamics, Electric Fields, Magnetic Fields, Electromagnetic Waves, Relativity, Photons, Matter Waves, Nuclear Physics, Quarks, Leptons, big bang theory

Topics: speed, velocity, acceleration, linear expansivity, electrical energy, power, scalar, vector, projectiles, equilibrium of forces, linear momentum, gas laws, waves, light waves, reflection, sound waves, gravitational field, electric field, static electricity, current electricity, electrolysis, magnetic fields, electromagnetic fields, energy quantization, wave-particle paradox, radioactivity, nuclear reaction

Topics: Acoustic Phonetics, Auditory Phonetics, sound sensations, sound propagation, acoustic filters, voicing, speech acoustic theory, voicing quanta, vocal tract filtering, Pendulums, Standing Waves, Vowel Formants, Digital Signal Processing, continuous signals, discrete signals, Analog-to-Digital Conversion, signal analysis methods, Peripheral Auditory System anatomy, loudness auditory sensation, auditory system frequency response, Auditory Representations, speech perception, Auditory Ability Shapes Speech Perception, Phonetic Knowledge Shapes Speech Perception, Linguistic Knowledge Shapes Speech Perception, speech Perceptual Similarity, speech analysis, vowels, vowel production tube models, vowels Perturbation Theory, vowel formants, acoustic vowel space, Cross-linguistic Vowel Perception, fricatives, turbulence, Fricative Auditory Spectra, fricative perception, vocal tract filter functions, affricates, stops, affricate, bandwidth, nasal stops, laterals, Nasalization, Nasal Consonant Perception

Topics: Transmission Electron Microscopy Diffraction, Imaging, Spectrometry, electron sources, field emission sources, photo-emission sources, direct-detection camera, ultrafast electron microscopy, temperature, electron diffraction, Spinodal alloys, phase identification, Ferritic steels, Convergent-Beam Electron Diffraction, Electron Crystallography, Charge-Density Mapping, Nano diffraction, digital micrograph, digital image processing, electron waves, interference waves, wave propagation, image wave formation, electron wave function, electron inference, Electron Holography, Focal-Series Reconstruction, image interpretation, image formation, electron tomography, density functional theory, X-ray excitation, EELS imaging

Topics: measurement, estimating, describing motion, kinematics, dynamics, Newton's laws of motion, gravitation, circular motion, work, energy, linear momentum, rotational motion, static equilibrium, elasticity, fracture, fluid, Oscillations, Waves, sound, temperature, kinetic theory, heat, laws of thermodynamics, electric charge, electric field, electric potential, electric currents, DC Circuits, magnetism, electromagnetic induction, Faraday's law, Electromagnetic waves, light, geometric optics, wave nature of light, optical instruments, Special Theory of Relativity, quantum theory, models of the atom, Quantum Mechanics of Atoms, molecules, solids, nuclear physics, radioactivity, nuclear energy, elementary particles, Astrophysics, Cosmology

Topics: measurement, estimating, describing motion, kinematics, dynamics, Newton's laws of motion, gravitation, circular motion, work, energy, linear momentum, rotational motion, static equilibrium, elasticity, fracture, fluid, Oscillations, Waves, sound, temperature, kinetic theory, heat, laws of thermodynamics, electric charge, electric field, electric potential, electric currents, DC Circuits, magnetism, electromagnetic induction, Faraday's law, Electromagnetic waves, light, geometric optics, wave nature of light, optical instruments, Special Theory of Relativity, quantum theory, models of the atom, Quantum Mechanics of Atoms, molecules, solids, nuclear physics, radioactivity, nuclear energy, elementary particles, Astrophysics, Cosmology

Topics: light waves, superosition of waves, inteference, Young's double slit experiment, wavefront division, Fresnel Biprism, LLoyd's single mirror, Fresnel's double mirror, Acromatic fringes, non-localized fringes, inteferometry

Topics: Light, properties of light, plane surface, prism, spherical surface, thin lens, thick lens, spherical mirror, mirror, stops, ray tracing, lens abberations, optical instruments, wave optics, vibrations, waves, superposition of waves, interference, interference of two beams of light, interference involving multiple reflections, Fraunhofer diffraction by a single opening, double slit, diffraction grating, Fresnel diffraction, light, speed of light, electromagnetic character of light, absorption, scattering, dispersion, polarization of light, reflection, double refraction, optical activity, quantum optics, light quanta, holography, magneto-optics, electro-optics, dual nature of light