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  2. Lesson plan - Wikipedia

    en.wikipedia.org/wiki/Lesson_plan

    A lesson plan is a teacher's detailed description of the course of instruction or "learning trajectory" for a lesson. A daily lesson plan is developed by a teacher to guide class learning. Details will vary depending on the preference of the teacher, subject being covered, and the needs of the students .

  3. Glossary of language education terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_language...

    An outline or plan that guides teaching of a lesson; includes the following: pre-assessment of class; aims and objectives; warm-up and review; engagement, study, activation of language (controlled, guided and free practice); and assessment of lesson. A good lesson plan describes procedures for student motivation and practice activities, and ...

  4. Music lesson - Wikipedia

    en.wikipedia.org/wiki/Music_lesson

    A teacher using a blackboard to illustrate a music lesson in New Orleans, in 1940 The chamber orchestra of Juilliard School in New York City. Music lessons are a type of formal instruction in playing a musical instrument or singing. Typically, a student taking music lessons meets a music teacher for one-to-one training sessions ranging from 30 ...

  5. Room acoustics - Wikipedia

    en.wikipedia.org/wiki/Room_acoustics

    Room acoustics is a subfield of acoustics dealing with the behaviour of sound in enclosed or partially-enclosed spaces. The architectural details of a room influences the behaviour of sound waves within it, with the effects varying by frequency.

  6. Sound - Wikipedia

    en.wikipedia.org/wiki/Sound

    In physics, sound is a vibration that propagates as an acoustic wave through a transmission medium such as a gas, liquid or solid. In human physiology and psychology, ...

  7. Absorption (acoustics) - Wikipedia

    en.wikipedia.org/wiki/Absorption_(acoustics)

    The fraction of sound absorbed is governed by the acoustic impedances of both media and is a function of frequency and the incident angle. [2] Size and shape can influence the sound wave's behavior if they interact with its wavelength, giving rise to wave phenomena such as standing waves and diffraction .

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