Scientist can measure the depths of crayers on the moon by looking at pictures of the shadows. the length of the shadow cast by edge is 500 meters. the angle of elevation of the rays of the Sun is 55 degrees estimate the depth of the crater

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

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.

What is the quantity which is measured by the area occupied below the velocity- time graph?