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Ancient Greek Physics and Astronomy Quiz: Pythagoreans and Aristotle

12 Questions

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Ancient Greek Physics and Astronomy Quiz: Pythagoreans and Aristotle

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Questions and Answers

What is the significance of the Sun's position in Copernicus' heliocentric model?

It is at the edge of the universe and the planets orbit the Earth.

It is at the center of the universe and the planets orbit the Sun. (correct)

It is at the center of the universe and the planets orbit the Earth.

It is at the edge of the universe and the planets orbit the Moon.

What was the main contribution of Tycho Brahe to astronomy?

Development of the laws of planetary motion

Proposal of the heliocentric model of the universe

Discovery of the nova stella and accurate astronomical data (correct)

Removal of the necessity of crystalline celestial spheres

What was the main advantage of Copernicus' heliocentric model over Ptolemy's model?

It was more widely accepted by the scientific community

It was more complex and had more epicycles

It placed the Earth at the center of the universe

It solved the problem of retrograde motion (correct)

What was the significance of Johannes Kepler's laws of planetary motion?

They described the motion of the planets around the Sun Signup and view all the answers

What was the contribution of Aristarchus and Copernicus to the development of astronomy?

They proposed the heliocentric model of the universe Signup and view all the answers

What was the significance of the Earth's tilted axis in astronomy?

It is responsible for the change in seasons Signup and view all the answers

How did Pythagoreans believe celestial bodies moved in relation to Earth?

They believed the stars and planets were attached to crystalline spheres rotating around the Earth. Signup and view all the answers

What concept did Aristotle introduce regarding the motion of celestial bodies?

Violent Motion and Natural Motion Signup and view all the answers

Which observation related to the ship-and-horizon scenario indicates the Earth's spherical shape?

The disappearing hull of the ship before the mast. Signup and view all the answers

In what way did Ancient Greek astronomers use the relationship between Aswan and Alexandria to infer that the Earth was spherical?

By comparing the different lengths of shadows cast at the same time in both cities. Signup and view all the answers

How did ancient Greek astronomers determine the Earth's shape by observing the distance of visible objects from higher elevations?

By noting the increased visibility of distant objects as elevation increased. Signup and view all the answers

Among the following, which reason explains how ancient Greek astronomers could have concluded the Earth is spherical based on the Earth's shadow during an eclipse?

The Earth's shadow on the moon has a curved edge during an eclipse. Signup and view all the answers