Si un móvil de 100 kg se desplaza a lo largo del eje x a 90 km/h, determine la potencia con la que se moviliza.
el tema es Energía mecánica y potencia mecánica

What is hidden during a lunar eclipse? isn't the moon hidden?

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.

Awave has a wavelength of 7 mm and a frequency of 19 hertz. what is its speed?