https://www.khanacademy.org/science/physics/mechanical-waves-and-sound/standing-waves/v/standing-waves-on-strings 2024-06-20T21:38:16.009746376Z Standing waves on strings A standing wave occurs when two waves of the same frequency and amplitude are moving in opposite directions and interfere with each other. It has certain points (called nodes) where the amplitude is always zero, and other points (called antinodes) where the amplitude fluctuates with maximum intensity. Use the distance between two consecutive nodes or two consecutive antinodes to calculate the length of a standing wave. David SantoPietro video https://cdn.kastatic.org/googleusercontent/ODAd7GUM-ZSKVKBS0JqlhLPQ1yQowBaIAU5AyxdZuUEzyKDXlybDAeFtsNQI4Cq5EMVWD0uPhIKpos-pkBxgUbiV Standing waves on strings A standing wave occurs when two waves of the same frequency and amplitude are moving in opposite directions and interfere with each other. It has certain points (called nodes) where the amplitude is always zero, and other points (called antinodes) where the amplitude fluctuates with maximum intensity. Use the distance between two consecutive nodes or two consecutive antinodes to calculate the length of a standing wave. https://cdn.kastatic.org/ka-youtube-converted/gT0IqL1dyyk.mp4/gT0IqL1dyyk.mp4 805 Stationary waves, harmonics, and diffraction https://www.khanacademy.org/science/physics/mechanical-waves-and-sound/standing-waves/v/standing-waves-in-tubes-part-1 2023-09-10T17:11:17.624018169Z Standing waves in open tubes Find out  how ​standing waves and resonance cause a flute makes such specific notes. Discover why blowing over a soda bottle creates a tone, how air molecules oscillate in an open-ended tube, and the mathematical representation of these phenomena. David SantoPietro video https://cdn.kastatic.org/googleusercontent/LaohwgD6FlWiZb_nDxOmbixpGjpmCf7QKZNvcDDM6TQWV88W_FRJMfA5psWVK6806pnsbq_Llbjay-cJq8n43mo Standing waves in open tubes Find out  how ​standing waves and resonance cause a flute makes such specific notes. Discover why blowing over a soda bottle creates a tone, how air molecules oscillate in an open-ended tube, and the mathematical representation of these phenomena. https://cdn.kastatic.org/ka-youtube-converted/BhQUW9s-R8M.mp4/BhQUW9s-R8M.mp4 859 Stationary waves, harmonics, and diffraction https://www.khanacademy.org/science/physics/mechanical-waves-and-sound/standing-waves/v/standing-waves-in-tubes-part-2 2023-09-10T17:11:17.624018169Z Standing waves in closed tubes Explore the intriguing world of sound waves in open and closed tubes! This lesson breaks down how the length of a tube influences the wavelength and frequency of sound, revealing why you hear different notes as you sip your soda. Discover the unique patterns of harmonics in open-closed tubes, and how they differ from open-open tubes. David SantoPietro video https://cdn.kastatic.org/googleusercontent/fUbmuOh9Jdxon5BSyJHhnD6X8brwsk8wpDqv3HsYP8fnTXS6daNG88xuSrAo1poUDCy93smqUTXpB7D0sdipKvk Standing waves in closed tubes Explore the intriguing world of sound waves in open and closed tubes! This lesson breaks down how the length of a tube influences the wavelength and frequency of sound, revealing why you hear different notes as you sip your soda. Discover the unique patterns of harmonics in open-closed tubes, and how they differ from open-open tubes. https://cdn.kastatic.org/ka-youtube-converted/1S4DtuMY88I.mp4/1S4DtuMY88I.mp4 597 Stationary waves, harmonics, and diffraction https://www.khanacademy.org/science/highschool-physics/x6679aa2c65c01e53:electromagnetic-radiation/x6679aa2c65c01e53:wave-behaviors-of-em-radiation/e/apply-refraction-diffraction-and-interference-of-light 2026-03-26T05:20:35.16058035Z Apply: refraction, diffraction, and interference of light Apply your knowledge of refraction, diffraction, and interference of light in this set of free practice exercises. Emily Cizmas exercise