Energy that travels in waves through matter

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

Ways that industry and agriculture use physical properties to separate substances