Sound doesn't just travel in air but also in water. What are some particle examples of sound waves in water?

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

Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value