Un objeto es lanzado desde el techo de un edificio de 10 m de altura con una velocidad de 25 m/s y un ángulo de elevación de 60º.

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects