Answer:
a. each particle of matter vibrates about its normal rest position and along the axis of propagation,
b. Liquids
C. because liquids have the right amount of space between them for the wave to pass through quickly
Explanation:
Bringing in money, paying bills, housing, etc
Answer:
it's the last one, all of the others don't make enough sense
No ur flying like a plane lol
Answer:
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Explanation: