What are the three ways thermal energy is transferred

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

What are the student's observations and inferences before he starts his investigation?

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.