Select the correct answer. Which equation best expresses the first law of thermodynamics, assuming Qis heat, U is internal energy, and Wis work?
OA.
AW = AQ + AU
OB.
AW = AU - AQ
C.
AQ = AU + W
OD
AU = Q-W
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Un jugador de beisbol batea un foul recto en el aire.la pelota deja el bate con una rapidez de 120 km/h. en ausencia de resistencia del aire. ? cual sera la rapidez de la pelota cuando la atrape el catcher

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