End of Semester Test: Science 8A any one

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

What is the most abundant vertebrate on earth?

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.