13378100 - Vibrations of a ruler, illustration14168397 - Electromagnetic waves, illustration13756221 - Red light on tiles13732111 - Sine wave, illustration13732107 - Sine wave, illustration13732108 - Sine wave, illustration13672632 - Doppler effect, illustration13523762 - Phased array antenna13756058 - Thinfilm interference on soap bubble, light micrograph13376949 - Electromagnetic spectrum, illustration13672633 - Doppler effect, illustration13954658 - Solar flare, SDO image, showing relative scale with the Earth13756057 - Thinfilm interference on soap bubble, light micrograph13523792 - Phased array antenna13377686 - Colour wheels, illustration13377683 - Subtractive colour mixing, illustration13377673 - Colour temperature spectrum, illustration13377590 - Diffraction of waves in a wide gap, illustration13377661 - Prism refracting light into a spectrum, illustration13377658 - Prism refracting light into a spectrum, illustration13377656 - Prism refracting light into a spectrum, illustration13377573 - Ripple tank with plane waves, illustration13377687 - Red filter, illustration13377682 - Additive primary colours, illustration13377663 - Wavelengths of violet and red light, illustration13376844 - Temperature scale, illustration13501557 - Wilhelm Roentgen, German physicist13386413 - Solar spectrum13378096 - Red and green filters, illustration13377660 - Prism refracting light into a spectrum, illustration13377577 - Wavelength and amplitude, illustration13732110 - Sine wave, illustration13377694 - Oscilloscope displaying sound wave signal, illustration13377671 - Fluorescent tube lighting, illustration13476071 - Light beam through glass of water13377669 - Satellite communications, illustration13377581 - Wavelength and frequency, illustration12052319 - Prism dispersing light into spectrum13378112 - Blue sky and red sunset, illustration13377651 - Prism refracting light into a spectrum, illustration13377588 - Wave absorption, illustration13377583 - Wavelength and frequency, illustration13377579 - Wavelength and amplitude, illustration13417425 - SOFIA telescope model13378088 - Electromagnetic spectrum, illustration13377667 - Radar, illustration13377592 - Diffraction of waves in wide and narrow gaps, illustration13387152 - Double-slit experiment, illustration13377576 - Ripple tank, illustration13377572 - Ripple tank with plane waves, illustration13378102 - Sound wave propagation, illustration13377688 - Red and blue filters, illustration13377685 - Subtractive and additive colour mixing, illustration13377666 - Visible spectrum, illustration13377653 - Prism refracting light into a spectrum, illustration13377584 - Wavelength and frequency, illustration13377574 - Ripple tank, illustration13377689 - Colour filters, illustration12651019 - Medium Wavelength at Low Amplitude13377668 - Radio waves, illustration13673735 - Violet and red visible light photons, illustration13387160 - Double-slit experiment, illustration13377665 - Colour dispersion in a prism, illustration13377586 - Reflection of plane waves, illustration13376903 - Colour temperature spectrum, illustration12651018 - Medium Wavelength at Low Amplitude13378098 - Leaf reflecting green light, illustration13378055 - Longitudinal waves in a slinky spring, illustration13377695 - Oscilloscope displaying sound wave signal, illustration13377657 - Light absorption and reflection, illustration13377594 - Diffraction of long and short waves, illustration13377591 - Diffraction of waves in a narrow gap, illustration13377575 - Ripple tank with plane and circular waves, illustration13378056 - Transverse and longitudinal waves, illustration13377672 - Colour temperature spectrum, illustration13377587 - Refraction with biconvex lens, illustration12651014 - Short Wavelength at Medium Amplitude13417426 - SOFIA telescope model13378099 - Apple reflecting red light, illustration13377589 - Diffraction of waves, illustration12651025 - Long Wavelength at Medium Amplitude13743887 - Electromagnetic spectrum, illustration13387150 - Double-slit experiment, illustration13378097 - Leaf reflecting green light, illustration13377654 - Prism refracting light into a spectrum, illustration13743899 - Properties of a wave, illustration13387153 - Double-slit experiment, illustration13387151 - Double-slit experiment, illustration13386411 - Star spectrum13378095 - Red and green filters, illustration12651027 - Long Wavelength at High Amplitude12651023 - Long Wavelength at High Amplitude13501556 - Wilhelm Roentgen, German physicist13377596 - Diffraction of microwaves and radio waves, illustration13377578 - Wavelength and amplitude, illustration13377693 - Sonar, illustration13377670 - Radio signals bouncing off the ionosphere, illustration12959982 - Light sources12651015 - Short Wavelength at Low Amplitudepage suivante