18. Why does heated air rise up?
A Warm air is less dense than cool air.
B. Warm air has a higher dew point than cooler air.
C. Warm air is denser than cooler air.
D. Warm air has more pressure than cool air.
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18. Why does heated air rise up?
A Warm air is less dense than cool air.
B. Warm air has a higher dew point than cooler air.
C. Warm air is denser than cooler air.
D. Warm air has more pressure than cool air.
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Answer:
A. Warm air is less dense than cool air