Unit 2.1- Oceans Introduction and Island Formations

Homeroom Bell Work October 6 What was your favorite part from outdoor ed? What did you learn at outdoor ed that you can use throughout the year?

Bell Work October 6 Agenda: 1.Turn in Extra Credit and Test Corrections 2.Planner: Observation Questions 1.Need shoe box and newspapers 3.Notes 4.World Map 5.Demo 6.Start Homework Bell Work: Make a list of everything you know about oceans (not ocean life, we’ll get to that later)

Key Vocabulary Continent: One of seven great landmasses on Earth Hemisphere: a region of the Earth either north or south of the equator

The 5 Major Ocean 1.Pacific: the largest ocean in the world, covering about 1/3 of the earth’s surface It contains more than ½ of Earth’s saltwater (almost as much as Atlantic and Indian Combined) Ave. Depth: 13,215ft (deepest ocean) 2.Atlantic: 2 nd largest, covers almost 1/5 th of earth’s surface Ave. Depth: 12,880ft 90% of fish caught for food is from the Atlantic 3.Indian: 3 rd largest ocean Ave. Depth: 13,002 ft (deepest pt at 24,441ft)

The 5 Major Ocean 4. Arctic: Smallest and shallowest Ocean Ave. Depth of 3,953ft (max depth = 17,880ft) Only ocean surrounded almost completely by land 5. Southern: Recognized as the 5 th ocean in 2000 Ocean bordering Antarctica (at 60 degrees S latitude) 4 th largest ocean

How much of Earth is Covered in Water? Basketball Demonstration Graduated Cylinder Demonstration

Water on Earth Earth is 71% Water How much of this is fresh water? How much of that fresh water is available for us to use? Gallon Demo

Fresh Water on Earth Earth is covered in 71% water This includes frozen water, ground water, water in the atmosphere, water in the biosphere (plants, animals, etc), lakes, rivers, etc. Only 3% of water on Earth is fresh water This includes water in lakes, rivers, ground water, etc Of that 3% of water, only an extremely small portion is available for us to use

Bell Work October 7 Agenda: 1.Turn in Ocean Observations Homework 2.Planner: Think about Presentation Structure 1.Need shoe box and newspapers 3.Notes 4.Research Bell Work: Which ocean is the largest? How much of the world’s water supply is accessible fresh water?

Vocab/Facts Island: any comparatively small body of land completely surrounded by water Australia is the smallest island continent in the world Greenland is the world’s largest island Great Britain, Japan, and Australia are island nations Hawaii is an island state of the United States

Three Ways to Make an Island Rising Sea Level Coral Volcanism

Island Presentation With your group, research one of the following islands: The Galapagos Islands Inaccessible Island Long Island Madagascar Surtsey With your group, fill out the “Island Investigation” Worksheet. Must use full sentences and be extremely detailed Prepare a presentation of your island for Thursday