At 1000 kPa, 50°C AC with mass 0.1 kg. It is cooled so the volume is reduced to half the initial volume. The piston mass and gravitation is such that a pressure of 800 kPa will float the piston. Find the work in the process.

What is the measurement of how fast an object moves relative to a reference point?

Convection occurs when thermal energy is transferred by the movement of

Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm