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IS EARTH ROUND?

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  • Eratosthenes measured the Earth's circumference using which two locations?
    Cyprus and Aswan
    Egypt and Greece
    Alexandria and Syene
    Athens and Rome
  • What angle did Eratosthenes measure in Alexandria on the summer solstice?
    45 degrees
    30 degrees
    7.2 degrees
    0 degrees
  • 1. What did Pythagoras propose about the shape of the Earth?
    The Earth is flat
    The Earth is a triangle
    The Earth is square
    The Earth is round
  • What natural event did Aristotle observe to support his theory?
    Meteor shower
    Star alignment
    Solar eclipse
    Lunar eclipse
  • What is the accurate circumference of the Earth today?
    39,000 kilometers
    40,000 kilometers
    41,000 kilometers
    40,075 kilometers
  • What did Eratosthenes assume about the distance measurement between the two cities?
    It was exact
    . It was unknown
    It was an estimate
    It was inaccurate
  • What ancient library was Eratosthenes the chief librarian of?
    Library of Alexandria
    Library of Athens
    Library of the Great Library of Alexandria
    Library of Rome
  • What was Eratosthenes' estimated circumference of the Earth?
    30,000 kilometers
    40,000 kilometers
    50,000 kilometers
    20,000 kilometers
  • Which philosopher provided evidence for the Earth's spherical shape?
    Eratosthenes
    Aristotle
    Plato
    Socrates
  • How did Eratosthenes determine the distance between Alexandria and Cyene?
    By using modern technology
    By hiring a bemetist
    By using a map
    By guessing
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