science

posted by .

. What must happen in order for a sound wave to form?

A. An electric current must flow.

B. A certain frequency must be reached.

C. Matter must vibrate.

D. Volume must be absorbed.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. geography

    Give one mineral for each physical property. Physical properties: (1)It must occur naturally. (2)It must be inorganic. (3)It must be a solid. (4)It must possess an orderly internal structure: that is, its atoms must be arranged in …
  2. Gen Chem

    Which of the following conditions MUST be true for the entropy of a pure solid to be zero?
  3. English

    Is there a way to express the verb 'must' such that it means the subject does not have to do something?
  4. English

    The following are what you should not do for safety reasons. 1. You must not run in the hallway. 2. You must not throw away trash into the river. 3. You must not fight with your classmates. 4. You must not carry matches to the mountains. …
  5. physics

    which of the following MUST necessarily happen if work is done: a. energy must be released b. energy must be used c. energy must be converted from one form to another d. it is not necessary that any of these Must happen
  6. Physics

    In order for a satellite in free fall to maintain uniform circular motion, ______________. a) there must be a tangential acceleration b) there must be angular acceleration c)there must be a centripetal force d) there must be a circumventing …
  7. American Goverment

    Liberalism rests in a conception of equality whereby the government (Points : 1) must not choose one person’s good over another. must ensure that we all have the same possessions. must provide everybody with healthcare. must redistribute …
  8. Science

    What must happen to the electrons in a material to create an electric current?
  9. Chemistry

    In order for the reaction 2Al(s) + 6HCl(aq)→2AlCl3(aq) + 3H2(g) to occur, which of the following must be true?
  10. Biology

    1. Which of the following is not a characteristic of life?

More Similar Questions