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<title>Social Studies Activities Weblog</title>
<link>http://www.expedition360.com/x360_s_studies_blog/</link>
<description>Post feedback and discoveries here for SOCIAL STUDIES activities</description>
<copyright>Copyright 2007</copyright>
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<title>Social Studies Lesson # 5 -A Land of Fire, Destruction and Rebirth</title>
<description><![CDATA[<p>Two of the world’s greatest historic eruptions occurred in Indonesia in the 1800s-one at Kraktau and the other at Tambora (see Indonesia Journal update). Krakatau, located between Java and Sumatra, is today only one third of its original size. Its eruption in August of 1883, lasted 24 hours, killed over 36,000 people and was heard more than 4000km away. Most people were killed in the tsunami which swept people, animals and even steamships several kilometers inland. This killer wave was up to 40m high and hit the coasts of both Java and Sumatra. Over 300 towns and villages were simply erased. Tremors were felt as far away as the English Channel and off the coast of Alaska. Fine ash particles from the eruption circled the earth in the atmosphere for the next two years, creating psychedelic sunsets and lowering the earth’s temperature. Today, Anak Krakatau (Child of Krakatau) is a growing infant island surrounded by what remains of the older peaks. It sits smoking angrily and is the visual evidence of one of the most destructive events in recorded history.</p>

<p>Lesson Activities:<br />
•	Create a list of the world’s most famous volcanic eruptions. Include their dates and locations, listing them in a table. <br />
•	While volcanoes can cause mass destruction, they also have a positive impact on the land and people. Investigate how ecosystems and wildlife can benefit from this most active form of nature.</p>]]></description>
<link>http://www.expedition360.com/x360_s_studies_blog/2005/08/#000184</link>
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<pubDate>Tue, 30 Aug 2005 04:22:51 +0000</pubDate>
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<title>Social Studies Lesson # 4 - Island of the Dragons</title>
<description><![CDATA[<p>Do you think all islands are tropical with lush vegetation? In<br />
the Indonesian archipelago, the islands of the east are very different to<br />
the islands of the western part. Komodo Island is a dry, desolate wilderness<br />
sandwiched in between Flores and Sumbawa. Its towering cliffs form a<br />
forbidding skyline rising above the Flores Sea and provide a perfect setting<br />
for the lizards that call it "home." This is not a scene from the movie<br />
"Jurassic Park," but is the island of the Komodo dragons, largest monitor<br />
lizard in the world and found no other place on earth.</p>

<p>            Indonesia is divided into two regions divided by the Wallace<br />
Line which divides the archipelago between Lombok and Bali. (We will take a<br />
closer look at the origin of the Wallace Line when the expedition draws<br />
nearer to it.) The islands to the east, called Nusa Tenggara, share many<br />
characteristics which are quite different to the islands of Bali, Java, and<br />
Sumatra. These islands share similar flora and fauna, however, the dragons<br />
of Komodo are only found on the islands of Komodo, Rinca, and their smaller<br />
counterparts.</p>

<p>Lesson Activities:</p>

<p>  a.. Research a map of Indonesia to identify the islands of the<br />
archipelago. Label the islands. (Officially, there are 13,677 islands, but<br />
you may identify only eight!)<br />
  b.. Create symbols which represent the plants and animals (don't forget<br />
the seas and oceans) found in Nusa Tenggara and place them on your map.<br />
  c.. Research dinosaurs of the Pleistocene Era to find out more about the<br />
distant cousins of the Komodo monitors. The remains of these ancient lizards<br />
were found in Timor. (No evidence of these remains has been found anywhere<br />
else in the world.)<br />
  d.. Research the latest articles about The Hobbit of Flores. A recent<br />
archeological dig on this island has uncovered an amazing skeleton, evidence<br />
of a group of people who probably encountered the cousins of Komodo!<br />
</p>]]></description>
<link>http://www.expedition360.com/x360_s_studies_blog/2005/08/#000183</link>
<guid>http://www.expedition360.com/x360_s_studies_blog/2005/08/#000183</guid>
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<pubDate>Tue, 30 Aug 2005 04:19:49 +0000</pubDate>
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<title>Social Studies Activity 3-Where in the World</title>
<description><![CDATA[<p>What do you know of the country of Indonesia? Where on earth is it located and can you use the location of continents and larger countries to locate Indonesia?  The answers to these questions might be found in your past association with its region of the world. If you have studied Australia, you probably know Indonesia lies to the north. If you have followed the news, you know it can be the hotbed of volcanic and earthquake activity, which has had a huge global impact. </p>

<p>Using an outline map of the Indonesian archipelago, label areas that are familiar. Include bodies of water, islands, places of interest, and adjoining land masses connected to that region of the world. As you create your map, think of all of the things you know about Indonesia from its early history to modern day current events. Why was it important to the world 400 years ago and how has it made headlines around the world ever since?</p>

<p>This social studies activity will help you to learn more about this fascinating region geographically and historically. What 'treasures' can you dig up in your quest to discover Indonesia?</p>]]></description>
<link>http://www.expedition360.com/x360_s_studies_blog/2005/05/#000119</link>
<guid>http://www.expedition360.com/x360_s_studies_blog/2005/05/#000119</guid>
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<pubDate>Wed, 18 May 2005 04:44:32 +0000</pubDate>
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<title>Welcome Expedition 360 Geographers &amp; Historians!</title>
<description><![CDATA[<p>Help Jason learn the history and geography of the area he is currently exploring.   Read the Lessons, then use the given links to help you find the information, then post it in the given Comment box. </p>

<p>Lesson 1 - <a href =" http://www.expedition360.com/x360_s_studies_blog/2005/04/index.html#000076">Leaping Lizards </a> </p>

<p>Lesson 2 - <a href = "http://www.expedition360.com/x360_s_studies_blog/2005/04/index.html#000097">What's in a Name?</a> </p>

<p>Read <a href ="http://www.expedition360.com/x360_indonesia_journal/">Jason's Latest Journal</a> </p>

<p>Have fun! </p>]]></description>
<link>http://www.expedition360.com/x360_s_studies_blog/2005/05/#000073</link>
<guid>http://www.expedition360.com/x360_s_studies_blog/2005/05/#000073</guid>
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<pubDate>Sun, 15 May 2005 04:06:26 +0000</pubDate>
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<title>Social Studies Activity 2 - What&apos;s in a Name?</title>
<description><![CDATA[<p>When Jason and Lourdes depart Darwin, Australia for Dili, East Timor in pedal boat Moksha, you will find that the sea-going journey of this expedition has a language all of its own. The following are some commonly used nautical terms that you may find in their updates.</p>

<p><strong>Nautical Glossary : </strong></p>

<p><em><strong>Aft,</strong></em> After<br />
Toward the stern (rear) of the boat. </p>

<p><strong><em>Aground</strong></em><br />
When a boat is in water too shallow for it to float in, i.e: the boat’s bottom is resting on the ground. <br />
 <br />
<strong><em>Anemometer</em></strong><br />
A device that measures wind velocity. </p>

<p><em><strong>Astern </strong></em><br />
Toward the stern of a vessel, or behind the boat. </p>

<p><em><strong>Bail</strong> </em><br />
To remove water from a boat, as with a bucket or a pump. </p>

<p><strong><em>Ballast</em></strong> <br />
Weight at the bottom of the boat to help keep it stable. Ballast can be placed inside the hull of the boat or externally in a keel. </p>

<p><em><strong>Bar </strong></em><br />
A region of shallow water usually made of sand or mud.<br />
 <br />
<em><strong>Berth</strong></em><br />
(1) a place for a person to sleep. (2) a place where the ship can be secured. (3) a safe and cautious distance, such as “We gave the shark a wide berth.” </p>

<p><em><strong>Bow:</strong></em> The front of the boat. </p>

<p><em><strong>Breakers</strong></em> <br />
A wave that approaches shallow water, causing the wave height to exceed the depth of the water it is in, in effect tripping it. The wave changes from a smooth surge in the water to a cresting wave with water tumbling down the front of it. </p>

<p><em><strong>Cardinal points </strong></em><br />
The points of North, South, East and West as marked on a compass rose. </p>

<p><em><strong>Celestial navigation</strong></em> <br />
A method of using the stars, sun and moon to determine one’s position. Position is determined by measuring the apparent altitude of one of these objects above the horizon using a sextant and recording the times of these sightings with an accurate clock. That information is then used with tables in the Nautical Almanac to determine one’s position. </p>

<p><em><strong>Channel </strong></em><br />
A navigable route on a waterway, usually marked by buoys. Channels are similar to roads where the water is known to be deep enough for ships or boats to sail without running aground.  </p>

<p><em><strong>Compass rose</strong></em> <br />
A circle on a chart indicating the direction of geographic north and sometimes also magnetic north. </p>

<p><strong><em>Coordinated Universal Time</em></strong> (UTC) <br />
The international time standard. It is the current term for what was commonly referred to as Greenwich Meridian Time (GMT). Zero (0) hours UTC is midnight in Greenwich England, which lies on the zero longitudinal meridian. Universal time is based on a 24 hour clock, therefore, afternoon hours such as 4 p.m. UTC are expressed as 16:00 UTC (sixteen hours, zero minutes). </p>

<p><strong><em>Current </em></strong><br />
The movement of water, due to tides, river movement and circular currents caused by the motion of the earth. </p>

<p><em><strong>Dead reckoning </strong></em><br />
A method of determining position by making an educated guess based on last known position, speed and currents.  <br />
 <br />
<em><strong>Gale :</strong></em> A storm with a wind speed between 34 to 40 knots. </p>

<p><em><strong>Global Positioning System</strong></em> <br />
GPS for short. A system of satellites that allows one’s position to be calculated with great accuracy by the use of an electronic receiver. </p>

<p><em><strong>Greenwich Meridian Time</strong></em> (GMT) <br />
A time standard that is not affected by time zones or seasons. Now called Coordinated Universal Time (UTC). </p>

<p><em><strong>Heavy seas</strong></em> <br />
When the water has large or breaking waves in stormy conditions. <br />
 <br />
<em><strong>High tide</strong></em> <br />
The point of a tide when the water is the highest. The opposite of low tide. </p>

<p><em><strong>Hull </strong></em><br />
The main structural body of the boat. The part that keeps the water out of the boat. </p>

<p><em><strong>Knot</strong></em><br />
(1) a speed of one nautical mile per hour. (2) a method of attaching a rope or line to itself, another line or a fitting. </p>

<p><em><strong>League:</strong></em> Three nautical miles.  </p>

<p><em><strong>Longitude</strong></em> <br />
Imaginary lines drawn through the north and south poles on the globe used to measure distance east and west. Greenwich England is designated as 0° with other distances being measured in degrees east and west of Greenwich. </p>

<p><em>Magnetic north </em><br />
The direction to which a compass points. Magnetic north differs from true north because the magnetic fields of the planet are not exactly in line with the north and south poles.  </p>

<p><em><strong>Nautical mile</strong></em><br />
Distance at sea is measured in nautical miles, which are about 6067.12 feet, 1.15 statute miles or exactly 1852 meters. Nautical miles have the unique property that a minute of latitude is equal to one nautical mile (there is a slight error because the earth is not perfectly round.) Measurement of speed is done in knots where one knot equals one nautical mile per hour. A statute mile is used to measure distances on land in the United states and is 5280 feet. </p>

<p><em><strong>Parallels :</strong></em> Lines of latitude </p>

<p><strong><em>Port</em> </strong><br />
(1) the left side of the boat from the perspective of a person at the stern of the boat and looking toward the bow. The opposite of starboard. </p>

<p><em><strong>Starboard </strong></em><br />
The right side of the boat from the perspective of a person at the stern of the boat and looking toward the bow. </p>

<p><em><strong>Stern</strong></em><br />
The aft part of a boat. The back of the boat.       </p>

<p><em><strong>Yaw</strong></em><br />
Swinging off course, usually in heavy seas. The bow moves toward one side of the intended course. </p>

<p><em><strong>Zulu</strong></em> <br />
Used to indicated times measured in Coordinated Universal Time, a successor to Greenwich Mean Time. A time standard that is not affected by time zones or seasons. </p>]]></description>
<link>http://www.expedition360.com/x360_s_studies_blog/2005/04/#000097</link>
<guid>http://www.expedition360.com/x360_s_studies_blog/2005/04/#000097</guid>
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<pubDate>Sun, 17 Apr 2005 02:52:40 +0000</pubDate>
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<title>Social Studies Activity 1 - Leapin&apos; Lizards</title>
<description><![CDATA[<p><a name = "Lizards"></a>Crocodiles are survivors from the dinosaur age. A crocodile then looked very much like it does now. Crocodiles belong to a reptile family that did not become extinct like most dinosaurs 65 million years ago.</p>

<p>The features of the crocodile today are very similar to what they were 15 million years ago. A crocodile's armor-plated skin is made up of tough scales called scutes. These are reinforced from bony plates just below the surface.</p>

<p>Prehistoric crocodiles were giants, some up to 40 feet (13 meters) long! They preyed on other reptiles, including small dinosaurs. Other prehistoric crocodiles were as small as lizards.</p>

<p>Crocodiles have been honored throughout history. Egyptians in the town of Crocodilopolis had a crocodile god. The ancient Egyptian god of water, Sobek, was in the shape of a crocodile. Alligators, from the same reptilian family as crocodiles, got their name from 'el lagarto,' the Spanish word for lizard!</p>

<p>The estuarine (saltwater) crocodile from Australia, Indonesia, and Southeast Asia is the biggest of all crocs! This massive croc is the only one to swim in the sea. They live in estuaries along the coast and can grow BIGGGGG! The largest saltwater crocodile on record was 27 feet (9 meters) in length and weighed two tons!</p>

<p>With the coming of the European colonists, crocodile habitats became crowded with humans. Both enjoyed the living conditions along the Australian coastal areas. Unfortunately, they couldn't cohabitate as both were creating a problem for the other! No only did crocodiles hunt their prey from the rivers as animals came to drink, they also have the ability to leap as much as 9 feet (3 meters) out of the water after a meal! Crocs began feeding on livestock and then humans nearly hunted the crocs out of existence.</p>

<p>In 1972, crocodile hunting was banned in Australia. It is believed that around 270,000 saltwater crocodile skins and between 200,000 and 300,000 freshwater crocodile skins were exported from Australia before the ban. To meet consumer needs for their meat and their skins, crocodile farms now raise crocs. Poaching of these reptiles has become less of a problem. The croc farms have also become a major tourist attraction, especially at feeding time!</p>

<p><br />
</p>]]></description>
<link>http://www.expedition360.com/x360_s_studies_blog/2005/04/#000076</link>
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<pubDate>Sat, 02 Apr 2005 16:31:15 +0000</pubDate>
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