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Multiple Choice. Select the letter of the best answer from among the given choices. Write your answer on your paper. 1. According to the Greeks, the Earth's shape is A elliptical B flat and square C. spherical C. cylindrical 2. Which among the Greek philosophers computed the Earth's circumference? A Aristotle B. Pythagoras C. Plato D. Eratosthenes 3. How did the Greeks especially Aristotle use the lunar eclipse phenomenon to explain that the Earth is not flat? A He noticed that the shadow casts by Earth on the moon is round B. He argued that since the shape of the moon appears to be round then the Earth must also be round. C. He argued that lunar eclipse only happens when a round opaque object blocks the passage of sunlight D. He noticed that all things seems to be moving around the Earth except for Earth itself 4. Which of the following is not true about the how ancient people were able to make use of their knowledge about he ens? A. They used their knowledge to invent the calendar B. They used their knowledge to study more closely the origin of the universe C. They their knowledge in their architecture. D. They used their knowledge to navigate the ocean 5. Which time of the year did Eratosthenes observe the pillar in Alexandria casted a shadow? A. noon time during spring 8. noon time during summer solstice C. noon time during solar eclipse D. noon time during winter solstice 6. Which of the following astronomical phenomenon were already observed by the ancient people even before the telescope was invented? A. sunspot B. solar eclipse C. craters of the moon D. atmosphere of Mars 7. Which of the following objects would most likely casts a shadow on the moon during lunar eclipse when it is observe here on Earth without the aid of a telescope? A. Sun B. Moon C. North star D. Earth
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