PPT-Salt Water Mixtures 1 The world’s oceans contain an average of about 3.5% salt by weight

35 grams of salt for every kilogram of seawater DISCLAIMER amp USAGE The content of this presentation is for informational purposes only and is intended for students attending Louisiana Tech University only . 1. Continents and Ocean. A continent is one of the seven large landmasses on earth. . . 2. Continents and Oceans. The seven continents are:. Africa . Australia. Antarctica . Asia. North America. South America. A Reynolds’ Production 2010. Review Really Fast. All . elements are pure substances . because it has . one type of atom . and . cannot be broken. down.. All . compounds are. made up of . 2 or more elements chemically joined together to form a new substance.. 10-8-14. . Sorting. Separating mixtures with your hands.. Ex: separating pop corn kernels, black beans, & rice. 2. . . Using a Magnet. Using the magnetic property of a substance to separate a mixture. Mixtures may be separated by many different techniques based on differing physical and/or chemical properties. Sorting. Simply picking apart the different components. This can be easy and obvious…. Oceans cover _____% . of Earth’s surface (all water =75%). 71. 5 oceans. smallest. Largest & deepest. NEW. Make a BAR graph showing the . AREA (size). of the 5 oceans. Pacific 156,000,000 km. August 31. How do you separate?. How can you separate mixtures?. Separating. Separating is based on the difference in . physical properties . of the substances…. Think about how you would separate a bag of m&ms. Divisions of Matter. Pure Substance. Cannot be broken down and retain its properties.. Has a fixed composition.. Every sample of a pure substance has EXACTLY the same composition AND exactly the same characteristics - homogeneous. Oceans cover _____% . of Earth’s surface (all water =75%). 71. 5 oceans. smallest. Largest & deepest. NEW. Make a BAR graph showing the . AREA (size). of the 5 oceans. Pacific 156,000,000 km. Chapter 5. Ex:. Melting. Freezing. Boiling/evaporation. Condensation. Sublimation. Dissolving. Bending. Crushing. Breaking. Chopping. Filtration. distillation. Physical change. Does not make a different substance. Oceanography. Oceanography. is the study of all aspects of the marine environment.. To do this, we need to use many different sciences. . Often times, the knowledge of multiple sciences is needed to see how each aspect works together. . There are five main oceans in the world: The Arctic, The Atlantic, The Pacific, The Indian, and the Southern.. The northern most Ocean is the Arctic Ocean while the furthest ocean south is the Southern Ocean.. CPE (C2 CEFR). Exploring. . the. . oceans. CPE (C2 CEFR). Are . you. . acquainted. . with. . this. . channel. ? . What. . else. does Nat . Geo. do?. If. . you. . were. . to. . read. . an. Objective. Oceans are the largest bodies of water on Earth. .. Oceans account for 97% of all water on Earth. .. We have 5 Oceans total:. Atlantic. Pacific. Indian. Arctic. Southern. The Oceans. The 5 Oceans. Arctic Ocean . Atlantic Ocean . Indian Ocean. Pacific Ocean  . Southern Ocean. The earth's oceans are . connected.. 2) The . earth’s oceans are connected. .. 3) Almost . 80% . of the earth's surface is covered by water. .