EVALUATING WEBSITES

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EVALUATING WEBSITES
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Internet Research

• Your Goal
• Find credible websites
• Find websites without bias

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Credibility

• A website may look professional and NOT be
  professional.
• Who created it?
• What is their background?
• Who sponsors the site?

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Bias

• Why does the website exist?
• Is someone simply trying to prove a point?
• Is someone selling something?

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Other Considerations

• Is the material up-to-date?
• Who runs the site?
• Can they be contacted?
• Are there advertisements?
• Easy to navigate.
• Links to other websites, other resources

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Remember

• Information may be used to make political points.
• People on all sides feel passionate
• May cause them to distort information or mislead.

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UNIT ONE

• SPHERES OF THE EARTH

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Studying the Earth

• Study parts of the earth (called spheres) and how
  they interact.
• There are 4 spheres
• Lithosphere
• Atmosphere
• Hydrosphere
• Biosphere

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Lithosphere

• Contains
• Solid rock of the earths crust (surface)
• Semisolid and liquid rock underneath
• Solid iron core in the middle
• Even beneath the water, there is oceanic crust
  and other layers below.

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Atmosphere

• Gaseous layer made up of a mixture of gases.
• Includes nitrogen, oxygen, carbon dioxide and
  water vapor.
• Oxygen and carbon dioxide are important for life.

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Hydrosphere

• Includes ALL of the water on earth
• On the surface (lakes, rivers, oceans, ponds)
• Underground
• In ice caps
• In the atmosphere
• 71 of the earth is covered by water!

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Biosphere

• Includes all life on earth
• Animals
• Plants
• Fungi
• Bacteria

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Interactions

• The spheres are not isolated
• Each sphere interacts and affects others.
• Natural events also impact the spheres.

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