07 (part 1 of 2)
An ideal gas, initially at a volume of 5.33333 L and pressure of 9 kPa, undergoes isothermal expansion until its volume is 6 L and its pressure is 8 kPa. Calculate the work done by the gas during this process. Answer in units of kJ.

008 (part 2 of 2)
Find the heat added to the gas during this process. Answer in units of kJ.

Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question