Your introductory lesson to oceanography can be outlined with this apropos presentation. It touches on the physical features of the ocean floor, waves, tides, and currents. One small issue is that some of the graphics are not of the...

General facts about Earth's water sources, human use, and the water cycle are outlined by this presentation. Slide three has a grammatical error and slide nine refers to the local watershed of the author, so you will need to make a few...

It's a shame that there are no photographs in this presentation because the information is fascinating! Each identically fashioned slide contains bullet points of information about Antarctica that will enhance an earth science...