Monday, October 15, 2018

Classwork 10/15/18

What is Eratosthenes known for? (Other than making the first map)

1. He found the first accurate measurement of the circumference of the world.
2. He became the second head librarian of the Library of Alexandria in 236 B.C
3. He created a mathematical technique to provide a way to find prime numbers up to a specific integer. This is now known as the Sieve of Eratosthenes.

If it is 10:00 AM in Bel Air, Maryland, what time is it in..

1. It is 7 AM in Portland, Oregon. They are 3 hours behind us.
2. It is 3 PM in Greenwich, England. They are 5 hours ahead of us.
3. It is 10 AM in Toronto, Ontario. They are in the same time zone as us.
4. It is 10 PM in The South Pole.

Locations and Place names:
1. Five toponyms that are named after physical features:

         1. Blue Creek (Neb.)         
         2. Cedar Valley (Iowa)         
         3. Golden Gate Bridge (San Francisco, Calif.)         
         4. Greenfield (Wales)         
         5. High Rock Canyon (Nev.)

2. Five toponyms that are named after Native American places:

         1. Philadelphia
         2. Chicago
         3. Seattle
         4. New York
         5. Boston

3. Five toponyms that are named after a person of prominence:

         1. Columbia
         2. Bolivia
         3. Adams, Massachusetts.
         4. Floyd, Virginia
         5. Gettysburg, Pennsylvania

4. Five toponyms that have religious affiliation:

         1. San Francisco
         2. St John
         3. St Peter
         4. San Juan
         5. San Diego

Antipodes:

"In geography, the antipode of any spot on Earth is the point on Earth's surface diametrically opposite to it" -https://en.wikipedia.org/wiki/Antipodes

1. Beijing's antipode: Depatamento Conesa, RN, Argentina
2. Bermuda's antipode: Only Water
3. My Houses antipode: Only Water



Sources I used:

https://www.windows2universe.org/people/ancient_epoch/eratosthenes.html&edu=high
https://en.wikipedia.org/wiki/List_of_places_named_after_people_in_the_United_States

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