¿Qué velocidad inicial debería tener un móvil cuya aceleración es de 2 2 , para alcanzar una velocidad de 90 ℎ a los 4 segundos de su partida?

When someone slams her books on a table the kinect energy is transferred into vibrations that travel to your ears as sound waves which statement describes the movement of those waves

Identify the type of synthetic material used in each object

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure