NEED HELP ASAP Which of the following is NOT a side effect of smoking:
Decreased ability to use oxygen
Decreased lung function
Decreased risk of heart attack
Increased asthmatic symptoms

In order to place a satellite into orbit, it requires enough fuel to supply the necessary mechanical energy. into what types of mechanical energy does the fuel get transformed?

Which object is most likely represented by a dot?

Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.