6. What was Tycho Brahe’s main contribution to astronomy?

He made highly accurate astronomical observations

1. What is the main concept of Copernicus's heliocentric theory?

The Sun is the center of the universe

7. What was the significance of Galileo’s discovery of the phases of Venus?

It provided evidence for the heliocentric model

10. What was one scientific reason that people found it difficult to accept the heliocentric model?

Earth was the universe’s center

9. Why did the Catholic Church initially reject the heliocentric model?

It contradicted religious teachings

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Copernican Theory

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Answers

1
6. What was Tycho Brahe’s main contribution to astronomy?
He invented the telescope
He made highly accurate astronomical observations
He formulated the laws of planetary motion
He discovered the 4 moons of Jupiter
2
2. When did Copernicus finish the first manuscript of his revolutionary book?
1504
1512
1543
1532
3
1. What is the main concept of Copernicus's heliocentric theory?
Stars are fixed points in the universe
The Solar System is the center of the universe
The Sun is the center of the universe
We are at the center of the universe
4
8.According to Kepler’s first law, what shape do planets follow in their orbits around the Sun?
Circular
Elliptical
Spherical
Spiral
5
4. What law did Isaac Newton establish that explained the motion of planetary orbits?
Laws of Physics
Law of Universal Gravitation
Kepler’s Law
Laws of Motion
6
5. Who used Brahe's observational data to formulate the laws of planetary motion?
Isaac Newton
Johannes Kepler
Nicolaus Copernicus
Galileo Galilei
7
3. What significant astronomical phenomenon did Brahe observe in 1572?
Mars
Tychonic System
Tycho’s Supernova
Planetary Motion
8
7. What was the significance of Galileo’s discovery of the phases of Venus?
It proved that the Moon has mountains, craters, and other features
It proved that Jupiter has four moons
It proved that not all celestial bodies orbited the Earth
It provided evidence for the heliocentric model
9
10. What was one scientific reason that people found it difficult to accept the heliocentric model?
It changed how we see our place in the universe
It required overcoming both intellectual and cultural inertia
Earth was the universe’s center
People were used to the old, Earth-centered model
10
9. Why did the Catholic Church initially reject the heliocentric model?
It contradicted religious teachings
It was less accurate than the Church's interpretation
It failed to explain certain scriptures in the bible
It lacked religious support

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