PLEASE HURRY A sample of gas does 150J of work against its surroundings and loses 90J of internal energy in the process. Does the gas gain or lose heat, and how much?

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your