Anxiety disorders can become a pathological disorder when feelings of apprehension and fear
a.
are recurrent for less than six months
b.
are inherited due to genetics
c.
become excessive, uncontrollable, and affect daily life
d.
are controllable but excessive

An insulated 40 ft^3 rigid tank contains air at 50 psia and 120°f. a valve connected to the tank is now opened, and air is allowed to escape until the pressure inside drops to 25 psia. the air temperature during this process is kept constant by an electric resistance heater placed in the tank. determine the electrical work done during this process.

Arrange the images in order to show how lake-effect snow occurs.

Explain why you think this diagram shows what happened to the carbon in the biodome.