Which of the following is most likely to be a secondary source? a. a newspaper article b. a journal article c. a scientific lecture d. a scientific paper

True or false graphs must include scales that increase by the same amount

Assume this car is driven off a cliff . how many arrows of force need to be drawn in the free body diagram? assume no air resistance -five -one -three -four

6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.