Which gas is linked with increases in earth's average temperature?
a. argon
b. oxygen
c. nitrogen
d. carbon dioxide

Steam enters an adiabatic diffuser at 150 kpa and 1208c with a velocity of 550 m/s. determine the minimum velocity that the steam can have at the outlet when the outlet pressure is 300 kpa.

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)

Your friend increases her force on the desk by 30n . she doesn't change the direction of her push . what happens to the net force on the desk .will the desk accelerate