You cut a piece of wood and sand it to make a model. what kind of change occurred? a. chemical change b. substance change c. phase change d. physical change

Part of molten rock at mid-ocean ridges

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?

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?