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OpenStudy (alanava):
1 Which statement is true about air at different temperatures? Hot air is denser than cool air. Cool air contains lighter particles than hot air. Particles in hot air move faster than particles in cool air. Cool air contains more particles than warm air.
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OpenStudy (teddyiswatshecallsme):
C
OpenStudy (teddyiswatshecallsme):
Medal me please!! :)
syed98 (syedmohammed98):
its C :)...
OpenStudy (anonymous):
particles in hot air move faster than particles in cold air
OpenStudy (anonymous):
C
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