Desde el suelo un balón es pateado con un ángulo de elevación de 45° y cae a 14,7m del punto de donde fue pateado. ¿Con qué velocidad fue pateado el balón?

How do you tell if someone actually cares about you? and just say they do?

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.

Two balls, each with a mass of 0.5 kg, collide on a pool table. is the law of conservation of momentum satisfied in the collision? explain why or why not