NEED HELP PLEASE Part A:
In your own words, describe the process of a physical change.
Part B:
What is the difference between a physical change and a chemical change? Give an example of each.

__ _ _ _ _ is the process of removing earth materials from their original sites through weathering and transport and depositing the in another location. a. erosion b. sedimentation c. lithification d. dissolution

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.