science

posted by .

why is a sound made when door is slam ?
why is a sound made whenyou rub yoyr fingers on comb teeth?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. science (physics)

    1) Why is frequency an element needed in the sound industry?
  2. English expression

    The th in brother is a voiced sound, and the th in three is a voiceless sound. Do you know how to pronounce the th sound?
  3. English

    Do you know how to pronounce the f sound. The f sound is a a labiodental. You should put your lower lip and upper teeth together. Then make air pass between them, saying f. The p sound is a labiodental. You should put your lips together …
  4. Physics

    Organ pipes, open at one end, resonate best at their first resonant length. Two pipes have length 23.0 cm and 30.0 cm respectively. What is the wavelength of the sound emitted by each pipe?
  5. sound science,

    an ____________________ can be made when sound bounces off an object.
  6. english

    16.A velar consonant is produced when … a the tip of the tongue touches behind the alveolar ridge. b the tip and blade of the tongue touches the hard palate. c the back of the tongue touches the hard palate. d the back of the tongue …
  7. physics

    Factory Worker A is exposed to a sound of a constant intensity of 6.30 × 10–4 W m–2 at a distance of 1.00 m from a noisy machine. The frequency of the sound is 4.00 kHz. (a) What is the sound level in decibels (dB) of this sound?
  8. Science

    14. The speed of sound depends on (1 point) A.the loudness of the sound. B.the pitch of the sound. C.the source of the sound.*** D.the properties of the medium it travels through
  9. Physics

    Sound of a certain wavelength is coming from within a room and passing through a rectangular door (a "slit"). If the width of the doorway is twice the wavelength of the sound, what is the diffraction angle è of the sound leaving the …
  10. LOGS

    The decibel level of a sound is given by dB=10log(EE0), where E0=10−12wattsm2 and E is the intensity of the sound. (a) Find the intensity of a 80-decibel sound. E= watts per square meter. (b) How many times more intense is the …

More Similar Questions