Hydrographic Surveying

Answer the following questions in detail and label accordingly.
1. Discuss the role of celestrial mechanics in relation to tides.
2. Describe celestrial mechanics role as a Tide Generating Force.
3. Explain the role of celestrial mechanics in relation to the four principle harmonic constants.
4. Explain the data collection requirements for a hydrographic surveyor to determine tidal levels.
1-4 needs to be approx 800 words in total
5. Explain the concept of real tides.
6. Describe in full detail the main factors of real tides and exemplify each of these to Cairns, Australia.