The hertzsprung-russel diagram is used to show the relationship between which two characteristics of stars?

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions

The ability to make things happen is also called a. heat b. force c. matter d. energy