1. Science
  2. Advanced Physics
  3. 1 list keplers laws of planetary motion and briefly explain...

Question: 1 list keplers laws of planetary motion and briefly explain...

Question details

1, List Kepler's Laws of Planetary Motion and briefly explain what each means.

2, In a paragraph, describe at least two of the telescopic observations made by Galileo which supported the Sun-centric Copernican model of the Solar System.

3, What is retrograde motion of planets and how does the Copernican model of the solar system explain this apparent motion? Write a paragraph.

4, What is parallax, and why did the apparent absence of stellar parallax lead the Greeks to believe that the Earth must be stationary? Write a parargraph.

5, Write a paragraph describing the two ‘main powers’ of telescopes. Explain why it is useful for astronomers to build bigger and bigger telescopes.

6, What are emission and absorption line spectra? Write a paragraph explaining what they are and why they are important to astronomy.

7, Write a paragraph explaining why astronomers sometimes need to put telescopes in space in order to do their science.

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution