1.

2 Air expands on(a) cooling(b) heating O (c) processing3. Air exertson the kite to fly higher.(a) force(b) pressure O (C) weight4. Compared to cold air, hot air has lower(a) mass(b) weight0 (c) volume5. Smoke contained in warm air always(b) moves sideways (c) rises upO (d) mass(d) density((d) all of these(a) sinksCRV​

Answer»

Answer:

2.heating

3.pressure

4.weight

5.air



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