Search for tag: "troughs"

04:33 Clip of M1.2 Light Clip of M1.2 Light	Clip of M1.2 Light Light and electromagnetic waves light meters wavelength waves wave speed rays radio frequency times lambda spectrum bone power wavelengths minus nanometer centimeter lesson troughs microwave From Berg-stress-er on August 6th, 2020 0 likes 44 plays
02:21 DGP 7.24 Review DGP 7.24 Review	DGP 7.24 Review Review clause preposition eyes verb roads troughs noun sentence thoroughfares rows 20th adjective action pronoun parts size en progress liquid charles From STASullivan1 on April 19th, 2020 0 likes 89 plays
02:53 Ruben's Tube Demonstration Ruben's Tube Demonstration	Ruben's Tube Demonstration science education physics sound waves flames fire music compressions rarefactions crests troughs mid academics & education college & higher ed. elementary science From pete_hendley@whitfield.k12.ga.us on August 27th, 2019 0 likes 0 plays