THE UNITED STATES OF AMERICA - PowerPoint PPT Presentation

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THE UNITED STATES OF AMERICA

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CLIMATE Temperatures reach both extremes of the scale from freezing cold 30 C in Alaska to a boiling hot 60 C in California s Death Valley. – PowerPoint PPT presentation

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Title: THE UNITED STATES OF AMERICA


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THE UNITED STATES OF AMERICA
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CLIMATE
  • Temperatures reach both extremes of the scale
    from freezing cold 30ºC in Alaska to a boiling
    hot 60ºC in Californias Death Valley.
  • On the southwest there is a desert climate, which
    is opposite of the east which has ocean climate.
  • On the south is tropical climate, and on the
    north is humid continental climate.

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GRAND CANYON
  • Took 3-6 million years to form erosion continues
    to alter its contours.
  • The Grand Canyon become a national park in 1919.
  • It was formed by the Colorado River, which flows
    west through the canyon and averages about 300
    feet.
  • Many people consider it to be one of the seven
    wonders of the natural world.
  • The Grand Canyon is 277 miles (446 kilometers) in
    length.
  • As well as sightseeing, hiking and rafting are
    also popular in the area.

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NIAGARA FALLS
  • The Niagara Falls are located on the border of
    Ontario, Canada and New York, USA.
  • The Niagara Falls are made up of 3 waterfalls,
    the American Falls, the Bridal Veil Falls and the
    Horseshoe Falls.
  • The 3 waterfalls combine to produce the highest
    flow rate of any waterfall on EARTH!!!
  • The Niagara Falls are a source of hydropower,
    producing large amounts of electricity.
  • The Niagara River drains water from Lake Erie
    into Lake Ontario.
  • The Niagara Falls were created by glacier
    activity around 10,000 years ago.
  • It is illegal (and not very smart) to go over the
    Niagara Falls.
  • A number of people have tried it anyway, some
    survived, some were injured and some were killed.
  • The first tightrope walker to cross the Niagara
    Falls did so in 1859.
  • Goat Island sits in the middle of the Niagara
    Falls, between Horseshoe Falls and Bridal Veil
    Falls.
  • A monument dedicated to Serbian-American inventor
    NikolaTesla sits on Goat Island.
  • The Niagara Falls are visited by around 30
    million people every year.

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MISSISSIPPI RIVER
  • The length of the Mississippi River is
    approximately 3,730 km, slightly shorter than the
    Missouri River.
  • The Mississippi River and Missouri River combine
    to form the longest river system in the USA and
    North America. It is also the fourth longest in
    the world.
  • The first bridge built across the Mississippi
    River was in 1855 with the first railroad bridge
    finished a year later in 1856.
  • At its widest point, the Mississippi River
    stretches out over 11 km in width.

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RIO GRANDE
  • The Rio Grande is 3,000 km long, the fifth
    longest river in the United States Of America.
  • A 2,000 km segment of the river forms the
    international boundary between Mexico and the
    United States Of America.
  • The Rio Grande begins in the Colorado Mountains,
    courses through New Mexico, forms the border
    between Texas and Mexico, and flows into the Gulf
    of Mexico.

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GREAT LAKES
  • The Great Lakes Superior, Huron, Michigan,
    Ontario and Erie make up the largest body of
    fresh water on Earth, accounting for one-fifth of
    the freshwater surface on the planet at 6
    quadrillion gallons. The area of all the Great
    Lakes 246,463 square kilometers.
  • 21 of the world's surface freshwater is
    contained in these lakes.
  • The waters of the Great Lakes are so cold and
    most ship wrecks have been almost perfectly
    preserved including some of the people.
  • Storms on the Great Lakes can rival almost any
    Ocean Storm and there have been record wave
    heights recorded between 9 and 11 metres.

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RED RIVER
  • The Red River drains an area of some 241,000
    square km.
  • It is a tributary of the Mississippi River.
  • The Red River is 2,080 km long for about half
    this distance, it serves as the Texas-Oklahoma
    boundary.
  • The river and its valley were the site of the Red
    River Campaign in the American Civil War.

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PRESENTATION DONE BYALEKSA TRIVIC,ANJA ANDRIC,
IVAN VEN,LAZAR PAVLOVIC ANDPETAR LOVIC
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