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-5. Why does sound become weaker or fainter as it moves away from the observer?
A. The sound is lowered by the operator
B. The sound spreads to cover a larger area
C. The sound spreads to cover a smaller area
D. The sound is already absorbed by the environment This is a required question
6. What is the direction of heat transfer? * A. From cold to hot
B. From bottom to top
C. From hot to cold
D. From side to side
pls don't nonsense bc this is exam
