In a system, the total amount of energy will remain constant. (ex: If there are 100 joules of energy in the beginning, there will be 100 joules of energy in the end.) This is supported by: * The Law of Depletion of Energy The Law of Conservation of Energy The Covenant of Chemical Change The Promissory Pact of Physical Change

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?

Why is nh3 classified as a polar molecule

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume