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A)You'll hear it more quickly on a winter day because the air particles are denser, but vibrate more slowly at cold temperatures, so the sound can travel between particles at a greater rate.
B). You'll hear it more quickly on a summer day because the air particles are denser, but vibrate more slowly at warm temperatures, so the sound can travel at a greater rate between particles.
C) You'll hear it more quickly on a winter day because the air particles are less dense, but vibrate more quickly at cold temperatures, so the sound can travel at a greater rate between particles.
D). You'll hear it more quickly on a summer day because the air particles are less dense, but vibrate more quickly at warm temperatures so the sound can travel at a greater rate between particles.
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