For every action, there is an and opposite reaction.

A. Energetic

B. Equal

C. Unknown

D. Active

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.

What is friction? how does it affect the motion of an object?