When a fish moves its muscles, chemical potential energy from stored sugars is converted to kinetic energy. this energy is then lost from the fish. how does this phenomenon validate the law of conservation of energy?

Which beat describes the brain stem

What type of weather does tropical continental air bring in summer? hot and cloudy cool and sunny hot and sunny cool and cloudy

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes