One element of the circulatory system is the bones heart lungs intestines

In any energy conversion, some of the energy is lost to the environment as question 5 options: electrical energy potential energy sound energy thermal energy

Nuclear decay is the spontaneous decay of one element into a. an x-ray b. a ray of light c. another element

As light moves from one material into the next, which of the following affects how much the light waves will refract, or bend? angle at which the ray strikes the medium color of the material density of the material temperature of the light wave