B.
Sedimentary rocks are formed by the deposition of material so it contains layers and smaller rocks. It also is good for fossil preservation.
The answer is d, gravity is the only force acting on the object
Answer:
Chlorine and Fluorine
Explanation:
When you look at our descriptions of the elements fluorine and chlorine, you will see that they both have seven electrons in their outer shell. That seven-electron trait applies to all of the halogens. They are all just one electron shy of having full shells.