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1,000,000 500,000 250,000 125,000 64,000 32,000 16,000 8,000 4,000 2,000 1,000 500 300 200 100 Click to return to question, Cont-P to switch to the pen, cross out two incorrect answers, then Cont-A to switch back to pointer. Click to return to the question and poll the class Click on link to Ask Jeeves, or click on this oval to return to question and ask a friend What Percent of the Earth’s Water is Salty? A. 97% is Salty B. 85% is Salty C. 87% is Salty D. 70% is Salty A. 97% is Salty Back to Board What is unique about the Dead Sea? A. Nothing can live in it C. You can float in it B. It is a freshwater sea D. Goblin sharks live there C. You can float in it Back to Board Where are the warmest oceans found? A. In the polar regions C. In the temperate zones B. Near the Eqautor. D. The southern sea B. Near the Equator Back to Board How Much Fresh Water Do the World’s Glaciers hold (percentage)? A. 70% of the Fresh Water is in the Glaciers B. 20% of the Fresh Water is in the Glaciers C. 50% of the Fresh Water is in the Glaciers D. 97% of the Fresh Water is in the Glaciers A. 70% of the Water is in Glaciers Back to Board What part of the oceans are the saltiest? A. The polar regions B. Shallow, tropical areas C. Where rivers and oceans meet D. Both A and B D. Both A and B Back to Board What Percentage of Earth’s Fresh Water is in Lake Superior? A. 5% B. 20% C. 10% D. 1% C. 10% Back to Board How deep is the Marian Trench? A. 30,000 feet B. 36,000 feet C. 27,000 feet D. 20,000 leagues B. 36,000 feet Back to Board What is a Guyot? A. Type of clam B. French coin C. A seamount with a flat top D. A seamount above water C. A seamount with a flat top Back to Board The Dead Sea is located between which two countries? A. Syria and Israel C. Lebanon and Israel B. Iran and Iraq D. Jordan and Israel D. Jordan and Israel Back to Board What type of crust is the continental shelf composed of? A. Oceanic crust C. Abyssal crust B. Continental crust D. Trench crust B. Continental crust Back to Board What are two methods used to map the ocean floor? A. Sonar and Satellites C. Infrared and sonar B. Radar and satellites D. Sonar and radar A. Sonar and satellites Back to Board Which geologic process creates trenches? A. Volcanism C. Earthquakes B. Subduction D. Erosion B. Subduction Back to Board Which describes the features of an abyssal plain? A. Deep, lifeless, many guyots C. Deep, flat, completely dark . Deep, many seamounts, dark B D. Deep, very warm, dark C. Deep, flat, completely dark Back to Board Which water is the densest? A. 50 degree lakewater B. 75 degree saltwater C. 32 degree lakewater D. 35 degree saltwater D. 35 degree saltwater Back to Board What great lake does the Muskegon River drain into? A. Lake Michigan C. Lake Huron B. Lake Superior D. Lake Erie A. Lake Michigan Sorry, try again! Thanks for playing!